Erik Weiner was born and raised in San Francisco and graduated from NYU's Tisch School of the Arts. He co-created and starred in The Bomb-itty of Errors, an adaptation of Shakespeare's Comedy of Errors, blending hip-hop and Shakespeare. The show has been performed in New York (Off-Broadway), London (West End), Chicago, Los Angeles, Amsterdam, Edinburgh, Dublin, Florida, Philadelphia, St. Louis, and continues to play around the world. Bomb-itty won the Grand Jury Prize for Best Show at the HBO US Comedy Arts Festival as well as the Jeff Award in Chicago.

Erik co-created and starred in the MTV sketch comedy series, "Scratch & Burn". He made his feature film debut in the 20th Century Fox romantic comedy, "Brown Sugar", alongside Taye Diggs, Mos Def & Queen Latifah. Erik acted on HBO's "Unscripted", directed and executive produced by George Clooney.

His latest play, NERDS, written with collaborator Jordan Allen-Dutton and music composed by Hal Goldberg, won Barrymore Awards for Outstanding New Play and Outstanding Original Music.

Erik served as Head Writer for the 2010 and 2011 MTV Movie Awards and was Creative Producer of the 2011 Emmy Awards.

He received two Emmy Award nominations for writing on "Robot Chicken". Erik won a Screen Actors Guild Award for Outstanding Performance By An Ensemble In A Drama Series, playing Agent Sebso on HBO's "Boardwalk Empire", executive produced by Terence Winter and Martin Scorsese. He lives in Los Angeles with his fiancée, Kerry.