
Actor
Robert Lamm
Born 1944 · Chicago, Illinois, U.S.
Robert William Lamm (born October 13, 1944) is an American keyboardist, singer and songwriter who came to fame as a founding member of the band Chicago. He wrote many of the band's biggest hits, including "Does Anybody Really Know What Time It Is?", "Beginnings", "Saturday in the Park", "Dialogue", and "25 or 6 to 4". He is one of three founding members (alongside Lee Loughnane and James Pankow) still performing with the group.
Acting

Now More than Ever: The History of Chicago
Self · 2016

Chicago Live In Japan 1995
self · 1995

The Rainbow
Self · 2019

The Terry Kath Experience
Self · 2016

David Foster: Off the Record
Self · 2019

Chicago | Dortmund 1982
Self · 1982

Chicago & Friends: Live At 55
keyboard, vocals · 2024

Harry Chapin - Cat’s in the Cradle: The Song That Changed Our Lives
Self · 2025

Chicago | The Heart of Chicago: The Video (1982-1991)
Self (archive footage) · 2005

Chicago Live on SoundStage
Keyboards, Vocals, Guitar · 2004