ATM’s performers include Radiant Voices, Hands in Harmony, and a wider ensemble of actors across projects.

RADIANT VOICES
Radiant Voices, ATM’s resident voice acting ensemble, brings extraordinary skill and artistry to the craft of audio theatre. Formed in 2024, the ensemble is comprised entirely of blind performers, pushing the boundaries of what is possible in voice performance. Adept at working remotely, Radiant Voices utilizes adaptive technology to collaborate seamlessly across distances. This proficiency positions them far ahead of most theatre ensembles in creating innovative virtual productions.

HANDS IN HARMONY
Hands in Harmony is ATM’s resident sign language performance ensemble. It consists of native speakers of Natural Sign Language, whose artistry transforms signing into a powerful medium for storytelling. Since joining ATM in 2024, Hands in Harmony has been an essential collaborator, fully integrating signing into the creative process. Directed by Ololade Adekanmi, the ensemble performs with unparalleled fluency and emotional depth.

Michael Rawley is a Canadian actor, director, producer and playwright. Michael has performed on national and international stages in iconic roles, including Scar in Disney’s The Lion King. As Managing Artistic Director of SaveTheLaSalle, he devotes himself to restoring the historic LaSalle Theatre in Ontario and produces annual shows including Scrooge: A Christmas Carol and Shakespeare in the Park.
With a passion for preserving theatre history while pushing the boundaries of contemporary performance, Michael brings a bold artistic vision to ATM, ensuring that every production balances tradition, innovation, and inclusivity.
Michael is Associate Artistic Director of ATM and for the company has previously directed The Ferryman’s Toll and played Theseus/Oberon in A Midsummer Night’s Dream and Prospero in The Tempest.

Dubbed ‘a virtual Nijinsky of performance art’ by the New York Times, Sean Sullivan has toured North America and Central Europe in the solo play ‘Baby Redboots’ Revenge’, (directed by his wife, Lynne Griffin), winning awards and accolades in Poland, The Czech Republic, New York City, (at P.S. 122, the alternative theatre mecca in NYC), Los Angeles and San Diego.
Sean and Lynne are currently in pre-production on the film adaptation of Sean’s magic reality/horror play The Slaughter Brothers Dime Circus. The theatre production was called ‘a surrealist horror circus mindbender’ by Delirium Magazine, and ‘Part bedtime story, part Clockwork Orange. Half Bugs Bunny, half nightmare’ by BroadwayWorld.
Elsewhere as an actor, Sullivan has appeared in 12 productions at the Tony Award-winning Old Globe Theatre in San Diego, CA. Favorite roles include Norman in The Dresser and Davey/Leon in The Voice of the Prairie, in which he met, acted, and fell in love with Lynne Griffin.
Sullivan’s film credits include Guillermo del Toro’s Frankenstein, Foolproof, Wayne’s World, Back To The Future III, Who’s That Girl?, and The Howling VI. Selected TV credits: The Umbrella Academy (recurring), Damien, Hemlock Grove, Good God, Across The River To Motor City, Poor Tom is Cold.
For ATM, Sean previously played a plethora of roles in Under Milk Wood, and Bottom in A Midsummer Night’s Dream.

Dineta Williams-Trigg is an accomplished stage and screen performer known for her powerful presence and ability to bring layered, complex women to life. Her career spans dramatic theatre, contemporary works, and original productions, earning her a reputation for both emotional depth and technical precision. A fixture in the Arizona theatre community, she has portrayed roles that demand both fierce conviction and nuanced vulnerability. In Even Unto Death, Williams-Trigg steps into the role of Agnes, a figure of strength and truth-telling whose arrival shifts the course of the Romée household. Offstage, Dineta is a committed advocate for community engagement in the arts, mentoring emerging performers and championing diversity and equity in casting. Her work continues to reflect her belief that theatre is both a mirror and a catalyst—reflecting lived experience while inspiring change.

Debra Lyman is an accomplished actor whose performances are defined by emotional depth and meticulous craft. She has appeared in leading roles for theatres across the Valley, earning praise for her work in both classical and contemporary repertoire. For Arizona Theatre Matters, she has played Betsy in Pineapple and Other Options, the quintessential Narrator in The Jewish Question, and the “larger-than-life, overdone” Vickie in John Perovich’s Unexpected. Known for her ability to inhabit complex, layered women, Her work consistently reflects a commitment to storytelling that is truthful, resonant, and rooted in empathy.

Mathew Zimmerer is an actor whose work spans musical, classical, and contemporary stages. Roles include Gyp DeCarlo in Jersey Boys (The Phoenix Theatre Co.); Walt in A Public Reading of an Unproduced Screenplay about the Death of Walt Disney (iTheatre Collaborative); Stone in City of Angels; R.P. McMurphy in One Flew Over the Cuckoo’s Nest; Father in Ragtime; Cloten in Cymbeline (Southwest Shakespeare); Victor in The Price (Arizona Jewish Theatre); Bill in Lobby Hero (Actors Theatre, Phoenix); Reuven in The Chosen (Arizona Jewish Theatre); Bill Wilson in Bill W. and Dr. Bob (Broadway Palm West); and Harold Hill in The Music Man (TheaterWorks, Peoria). Screen and commercial work includes Fox’s America’s Most Wanted, national/regional campaigns for Hershey’s, Skipper’s, and Boyd’s Coffee, and narration/industrials for Boeing’s Office Safety series and Microsoft.

Gary Wright has been a toiler in the regional theatre vineyards since 1984. His acting and directing credits include over 60 productions in 15 years as an Associate Artist at the Foothill Theatre Company, as well as productions at Palo Alto Childrens’ Theatre, Capital Stage, California Stage, Sacramento Theatre Company, Music Circus, B Street Theatre, Fantasy Theatre, Americana Theatre Company, Shakespeare Santa Cruz, the Oregon, Colorado, and Lake Tahoe Shakespeare Festivals, and a bilingual production of Noises Off at the Maxim Gorky Drama Theatre in Vladivostok.
Playwriting commissions include several plays written for Foothill Theatre Company while on staff there: The Diary of a Forty-Niner, Dracula, and Evermore, along with several one-acts. Other commissions: Of Kites and Kings (for Sacramento Theatre Company); and One Grain of Rice, and Meerkats: The Musical! (for Palo Alto Childrens’ Theatre). Also for Palo Alto Childrens’ Theatre, Gary is currently working on a new Robin Hood script. Another recent script, Play It Straight, co-written with Richard Winters and Kerri Yund, has had several staged readings and full productions in Northern California, and is currently enjoying an extended rehearsal process at The Actors’ Workshop in Muskegon, Michigan, slated for production in the Spring of 2026.
Earlier this year, Gary threw in as a contributing playwright for Arizona Theatre Matters’ The Ferryman’s Toll, in which he also played Dr. Clark.

Kiley Bishop is a dynamic performer whose work combines raw emotional honesty with an instinct for detail. She has appeared in a range of productions spanning classical texts, contemporary plays, and devised theatre, earning recognition for her versatility and stage presence. With a background that includes such diverse roles as Kira in Xanadu, Helena in A Midsummer Night’s Dream and Babe in Crimes of the Heart, Bishop approaches each role with a deep commitment to character development and storytelling. Bishop brings subtlety, empathy, and a lived-in realism to her performances, creating characters that resonate long after the final line is spoken. She continues to build a career marked by bold role choices and a dedication to inclusive, collaborative theatre-making.

As a creator and performer, Matthew Romantini works in theatre, dance, and with orchestral ensembles across the continent, as well as in film/tv, voice, prosthetics and motion capture. Most recently, he has been seen at the Canadian Opera Company in Donizetti’s Don Pasquale, in two new short films, and hugging his graduating daughter in a Jewlr ad.
He has been nominated for and won several awards (nominations for 6 Dora Mavor Moore Awards in total). He has also been nominated for the Total Theatre Award at the Edinburgh Fringe (for Pittsburgh New Music Ensemble’s interdisciplinary “theatre of music” work Just Out of Reach), and the CTC Award in Vancouver (winning best production for Ghostlight Projects’ The Boys in the Band), and has been nominated for the KM Hunter Award.
In addition to Don Pasquale, notable productions include starring as Sergio in Expandido Theatre Group’s The Rage of Narcissus, Michael in The Boys in the Band (Ghostlight Projects); Peter in Peter and the Wolf (Theatre Rusticle); co-creator and performer in Gorey Story, and the solo work Waiting for the Dawn (The Thistle Project); Sunyata with Kokoro Dance; as well as directing 10 Nights of Dream (TomoeArts), Unity (1918), The Government Inspector, Peer Gyn and Arcadia (Randolph College Toronto). Matthew also played Albert in the creature feature Silent Retreat, which won the Best Canadian Feature in the Toronto After Dark Film Festival, and is available on Amazon Prime.
Overall, Matthew’s main hope is to create and contribute to works that are meaningful, and help people understand themselves and the world in a fuller, more nuanced, and compassionate way.

Lynne Griffin‘s acting credits span over forty years, appearing in theatres across Canada and the U.S. including the Shaw and Stratford Festivals (which included playing opposite both Sir Peter Ustinov in King Lear and Sir Ian Richardson in Man and Superman).
At Theatre Plus in Toronto, Lynne did the trifecta of playing the leads in The Lark, A Doll’s House, and Antigone, all directed by Marion Andre. Lynne appeared in 12 productions at the Old Globe Theatre in San Diego, CA, including The Voice of the Prairie where she met her future husband, Sean Sullivan.
Her favorite role remains The Nurse in Romeo and Juliet, which she has played four times… and the first time was the first meeting of Lynne and Jeanmarie, who played Lady Capulet.

M. John Kennedy is the Head of Acting at the Randolph College for the Performing Arts in Toronto. He is a frequent collaborator at 4th Line Theatre (Wild Irish Geese, The Tilco Strike, The Great Shadow) and New Stages (It’s A Wonderful Life: A Live Radio Play & Yellow Face. Other recent theatre credits include Venus in Fur (Pickle Theatre); Tunnel at the End of the Light (Soldiers in the Arts); Give ‘Em Hell (Prairie Fire, Please / Theatre Direct); ; A Christmas Carol Comedy (No Porpoise); A Number (Lunar Stage); Macbeth, Hamlet & Romeo and Juliet (Classical Theatre Project); The 39 Steps (Gin Soak’d); The Hound of the Baskervilles & End of the Rainbow (Globus); Krampus, The Princess Knight and Treasure Island* (Solar Stage).
M. John is currently touring his one-person Robert Munsch show(s) Fireside Munsch**.
*Dora Mavor Moore Award nomination(s) for Outstanding Performance by an Individual.
**Eight Dora Mavor Moore Award nominations.
Recent television credits include: Noel Next Door (Hallmark); Bury the Past (Lifetime); Mrs. America & The Strain (FX); 11/22/63 (Hulu); Murdoch Mysteries & Ollie the Boy Who Became What He Ate (CBC).
Audiobooks include: Tell Me When You Feel Something, Escape Plans and The Colonial Hotel.

Joseph Brohm is a Toronto-based actor and artistic creator originally from Northern Ontario. After studying briefly at the University of Windsor’s Drama (BFA) program, he became an artistic associate at The LaSalle Theatre in Kirkland Lake. There he helped to produce junior productions of several major shows including Annie, The Music Man and Willy Wonka. His original adaptation of The Nutcracker showcased his abilities as both a writer and performer.

Hilary Scott is a graduate of George Brown’s Theatre Conservatory, and co-founder of the Highland Arts Theatre in Sydney, Nova Scotia.
Favourite credits include: Kat Sandler’s PUNCH UP (Eastern Front Theatre), Heart of Steel (Factory Theatre), Matilda (The Savoy), Yaga (The HAT), for TV: Odd Squad (TVOKids), and Frankie Drake Mysteries (CBC). In addition, she operates out of Toronto as the HAT’s Lead Graphic Designer. You can peek her artworks @hilhob on instagram!

EC Darling-Bond is an actor, playwright, and director working in the Valley for over a decade. He proudly serves as Marketing Director for Ronin Theatre Collaborative. Recent roles include Horatio in A Klingon Hamlet and Nick Bottom in Something Rotten at Desert Stages. When not running Ronin’s social media machine, EC can be found performing across the Valley. Follow his work at ECDarlingBond.com.

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