Raised in Los Angeles

Cast as a partygoer in the high school graduation night-set comedy "Can't Hardly Wait"

Appeared as a disappearing roommate in the black comedy "Dead Man on Campus"

Featured in the independent comedy "SLC Punk!" as a conservative looking man with a violent temper

Cast as Nick, an aspiring drummer on NBC's "Freaks and Geeks"; produced by Judd Apatow

Had a recurring role on Judd Apatow's "Undeclared" (FOX)

Cast as Marshall on the CBS' comedy "How I Met Your Mother"

Co-starred in the comedy, "Knocked Up" written and directed by Judd Apatow

Made screenwriting debut with "Forgetting Sarah Marshall"; also starred as the pining ex of Kristen Bell; produced by Apatow