Person · Screenwriter
Greg Fitzsimmons
A self-proclaimed "comedy workhorse," Greg Fitzsimmons crisscrosses the country in a high-energy stand-up tour, battling ego, exhaustion, and the ever-changing comedy landscape to prove he's more than just a supporting player.
- Also:
- Writer
- Producer
- Actor
In short · Writing since 1993, 4 decades active, 9 credits.
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Biography
Greg Fitzsimmons is an actor, writer, director, and producer. Among his notable works are *Greg Fitzsimmons: Life on Stage*, *The Road Dog*, *Heckler*, *CSI: Crime Scene Investigation*, *Santa Clarita Diet*, *The N.Y. Friars Club Roast of Chevy Chase*, *Greg Fitzsimmons: You Know Me*, and *Aqua Teen Hunger Force*.
Filmography · 2 of 2
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Representation
- Agent
Gersh Agency· Updated Jun 10, 2026
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Additional credits7Show
Non-headline appearances — talk-show, awards-show, panel, and archive-footage credits, kept separate from the main filmography.
- GrowthSelf · 2026
- Blank SlateSelf · 2024
- How to Be a Grown UpSelf · 2014
- Here Come the NewlywedsSelf · 2008
- Jimmy Kimmel Live!Self (2 Episodes) · 2003
- CSI: Crime Scene InvestigationSelf (1 Episode) · 2000
- Late Night with Conan O'BrienSelf - Comedian (2 Episodes) · 1993
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