Paul Vaillancourt is an American improviser, teacher, director, author, and television writer and producer who co-founded iO West in Los Angeles with Charna Halpern. He trained at ComedySportz in Virginia, the Second City Training Center in Chicago, and the ImprovOlympic in Chicago under Del Close. His ensemble Bitter Noah was selected to perform the Improvised Movie at the US Comedy Arts Festival in Aspen, leading to his move to Los Angeles and the co-founding of iO West. He also performed with Beer Shark Mice and founded The Revolution Theater. He is the author of The Triangle of the Scene, an improv textbook on scene structure.
Vaillancourt trained at ComedySportz in Virginia before relocating to Chicago, where he completed programs at the Second City Training Center and the ImprovOlympic. At iO he studied under Del Close during Close's final years of active teaching.
His ensemble Bitter Noah developed the Improvised Movie as a signature format, in which the ensemble creates a complete improvised cinematic narrative with genre conventions, hero's journey structure, and all the components of a full film. The group was selected to perform the Improvised Movie at the US Comedy Arts Festival in Aspen, a major national exposure event that validated the format's theatrical ambition.
Following the Aspen appearance, Vaillancourt moved to Los Angeles and co-founded iO West with Charna Halpern, the co-founder of iO Chicago, establishing the Los Angeles branch of iO in the late 1990s. At iO West he taught, directed, and performed both scripted and improvised shows. He also performed with Beer Shark Mice, a well-regarded iO Chicago ensemble that had roots in the Close-era Harold tradition. He subsequently founded The Revolution Theater in Los Angeles.
For television, Vaillancourt has appeared on The Drew Carey Show, the UPN sitcom Half and Half, and the Oxygen Network's Girls Behaving Badly. He co-created and served as supervising writer for the MTV series The Blame Game and contributed writing and producing to additional programming for MTV, VH1, USA, Oxygen, Bravo, and AMC.
He has also developed one-person shows, including Man vs Movie, an improvised solo film format. His improv textbook The Triangle of the Scene presents a framework for understanding and teaching scene structure through three core elements: character, relationship, and environment.
Historical Context
Vaillancourt's co-founding of iO West with Charna Halpern represented a significant expansion of the iO brand beyond Chicago. iO Chicago had been the primary institutional home for Del Close's Harold-based pedagogy since the early 1980s, and the establishment of an affiliated Los Angeles branch in the late 1990s brought that pedagogical tradition to the city that was emerging as the second major center of American improv following Chicago. iO West attracted performers from Chicago who relocated to pursue television and film work and offered a training environment consistent with iO Chicago's long-form values.
The Improvised Movie format that Vaillancourt developed with Bitter Noah addressed a specific gap in long-form performance: most Harold-based formats did not attempt to reproduce the narrative structure of popular film genres, with their heroes, antagonists, turning points, and resolution beats. By creating a format explicitly organized around those conventions, Vaillancourt and Bitter Noah established a model for genre-driven long-form that has since been widely adopted at theaters across North America. The Aspen Comedy Arts Festival performance was a key moment of national validation for the format.
Teaching Philosophy
Vaillancourt's teaching in Canada draws on the applied improvisation tradition that has developed from theatrical improv practice into professional development, organizational consulting, and educational contexts. His approach applies fundamental improv principles (offer acceptance, support, real-time collaboration, commitment to established reality) as frameworks for developing communication, leadership, and creative problem-solving skills in organizational and professional settings.
His pedagogy reflects the applied improv tradition's core conviction that the same skills that make effective improvisers also make effective collaborators, communicators, and leaders in professional contexts. Exercises developed for theatrical training (offer-building games, group narrative, status work, presence-focused activities) are applied in his teaching as experiential learning tools that allow participants to practice and reflect on the collaborative habits that organizational effectiveness requires.
Vaillancourt's Canadian context gives his applied improv work a distinctive institutional presence within the French-Canadian and bilingual professional development landscape, extending the applied improv tradition's reach into communities that have historically been less central to the English-language applied improv conversation. His work in applied improv facilitation and consulting connects the theatrical improv tradition's insights to the organizational development challenges that business, government, and nonprofit clients bring to his practice.
Legacy
iO West operated as one of the major Los Angeles improv institutions until its closure in 2018, and its founding by Vaillancourt and Halpern established Los Angeles as a city with a permanent institutional home for Harold-based long-form improv. The theater trained a generation of Los Angeles-based performers and directors who continue to work across the city's improv scene. The Improvised Movie format that Vaillancourt developed has influenced subsequent improvised film and genre-based long-form formats practiced at multiple theaters, and it remains one of the most widely recognized long-form formats beyond the Harold. The Triangle of the Scene has been used as a teaching text in improv training programs internationally and reflects Vaillancourt's effort to codify scene structure in a way accessible to working improvisers at all experience levels.
Companies and Organizations
Associated venues and institutional relationships currently documented in the archive.
Recommended Reading
Books are ordered from the strongest direct connection outward to broader relevance.

The Triangle of the Scene
A Simple, Practical, Powerful Method for Approaching Improvisation
Paul Vaillancourt

The Art of Chicago Improv
Short Cuts to Long-Form Improvisation
Rob Kozlowski

Truth in Comedy
The Manual of Improvisation
Charna Halpern; Del Close; Kim Howard Johnson

Process: An Improviser's Journey
Mary Scruggs; Michael J. Gellman

The Second City Almanac of Improvisation
Anne Libera

Long-Form Improv
The Complete Guide to Creating Characters, Sustaining Scenes, and Performing Extraordinary Harolds
Ben Hauck
References
In the Archive
How to Reference This Page
The Improv Archive. (2026). Paul Vaillancourt. Retrieved September 28, 2026, from https://improvarchive.org/people/paul-vaillancourt
The Improv Archive. "Paul Vaillancourt." The Improv Archive, 2026. https://improvarchive.org/people/paul-vaillancourt.
The Improv Archive. "Paul Vaillancourt." The Improv Archive, 2026, https://improvarchive.org/people/paul-vaillancourt. Accessed September 28, 2026.
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