Bob was born in Los Angeles, CA in 1942. He first major break for his comedy and writing careers was writing in the late 1960s on The Smothers Brothers Comedy Hour. He continued to write, act, and perform standup. In the 1970s, Einstein invented and portrayed the fictional stuntman Super Dave Osborn on several TV sketch shows, gaining him more fame. He continues to portray the character today.
Aside from Super Dave, Bob Einstein has appeared in the movies Ocean's 13, Shit Year, and Modern Romance. He also appeared in 17 episodes of Curb Your Enthusiasm as Marty Funkhouser.