He is best known for playing a caveman in a popular series of GEICO commercials. He played the part of Maurice in the short-lived Cavemen sitcom on ABC. Other credits to him are Hide (2003), for which he was the director, producer, and co-author in addition to being a cast member; parts in Sneakers and Rob Zombie's Halloween II as Uncle Seymour, The Lords of Salem and 31; and roles in TV series Flaked, Arrest and Trial, Philly, and Profiler. He appeared in the second season of Agents of S.H.I.E.L.D. as David Angar, the Marvel Cinematic Universe version of Angar the Screamer.
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David A. Angar
Tenderloin
Levi Reed
Kyle (segment "The Diner")
Tex / Fade
Informant
Playtronics Perimeter Guard
Howard / Uncle Seymour Coffins
Actor (uncredited)
Cohort #2
Herman / Self
Warden Virgil Harper
Storyteller
Oliver
Roscoe Pepper
Herman Munster / Zombo / Shecky Von Rathbone
Pirelli
Glen Hemming
Uno
Self
General Craven
Herman Whitey Salvador
Officer Berg
Self
Bearded Man
Iron Cross
Steve Larson
Hank
Newt
Sheriff Monroe
The Foreman
The Caveman
Delivery Man
Sol White
Roland
Psychological Mugger
Frank Zappa
Mr. Coffins
The Foreman