On television, French is best known for his work on the classic T.V. series Third Rock From The Sun. Most recently, he appeared as Chef Rudy for 8 seasons on Chuck Lorre’s hit show Mom with Allison Janney. He has also appeared on Seinfeld, The Larry Sanders Show, Just Shoot Me, Trial and Error, The Drew Carey Show, News Radio, Community, Two Broke Girls, Psych, Bones, The Closer, Castle, Pushing Daisies, Private Practice, Roseanne, Limetown, Deadly Class, Leverage, and recurring roles on The Middle, NCIS and Secrets and Lies
Film credits include: Stargate, Leaving Las Vegas, Queen Bees, Inspector Gadget 2, and cult favorite Love Stinks.
For the past 30 years, Mr Stewart has also been a proud participant in L.A. theatre: both as a member of Justin Tanner’s legendary Cast Theatre (Zombie Attack, Pot Mom, Party Mix, Teen Girl and Happy Time X mas) and is on the advisory board at of Sacred Fools Theater Company. Recent stage credits include: Harvey (Laguna Playhouse) Finks (Rogue Machine) Tesla (Laguna Playhouse) Mathew Modine Saves The Alpacas (Geffen Playhouse), Watson (Sacred Fools Theater Company), Voice Lessons (with Laurie Metcalf) Off Broadway at Theatre Row and most recently the Steppenwolf Theater in Chicago. He also appeared as Buster Keaton in Stoneface at The Pasadena Playhouse.