
Simon Maxwell Helberg (born December 9, 1980) is an American actor, comedian, and musician. He is known for playing Howard Wolowitz in the CBS sitcom The Big Bang Theory (2007–2019), for which he won the Critics' Choice Television Award for Best Supporting Actor in a Comedy Series, and as Cosmé McMoon in the film Florence Foster Jenkins (2016), for which he was nominated for the Golden Globe Award for Best Supporting Actor – Motion Picture. He has appeared on the sketch comedy series MADtv, and has appeared in films such as Old School (2003), Good Night, and Good Luck (2005), Walk Hard: The Dewey Cox Story (2007), A Serious Man (2009), and Annette (2021). He wrote, directed (along with his wife Jocelyn Towne), and starred in the film We'll Never Have Paris (2014), which is based on he and his wife's relationship.

Watch What Happens Live with Andy Cohen
TV • 2009

American Dad!
TV • 2005

American Dad!
TV • 2005

Conan
TV • 2010

Conan
TV • 2010

The Late Show with Stephen Colbert
TV • 2015

The Late Late Show with Craig Ferguson
TV • 2005

Joey
TV • 2004

Young Sheldon
TV • 2017

The Big Bang Theory
TV • 2007

Arrested Development
TV • 2003

Sabrina, the Teenage Witch
TV • 1996

The Tom and Jerry Show
TV • 2014

Drunk History
TV • 2013

Reno 911!
TV • 2003

Reno 911!
TV • 2003

Poker Face
TV • 2023

The Soup
TV • 2004