Robert Klein has released a number of albums; "Child of the Fifties," "Mind Over Matter,"  "New Teeth," and  "Let's Not Make Love". He has also starred on Broadway in "Their Playing Our Song," "Apple Tree," and "Morning Noon and Night," to name a few.

He has been on "The Tonight Show," "Late Show with David Letterman," and "Late Night with Conan O'Brien." Klein's movie roles include "Hooper," "The Owl and the Pussycat," "Rivals,"  "The Landlord," "The Bell Jar," "Nobody's Perfekt," "Dangerous Curves," and many more.