Distantly related to Arnold Schwarzenegger, who is also a close friend.

Appeared on The Rockford Files (1974) four times, in four different roles, between 1975 and 1977.

First major title role was in The Odd Couple (1968) in 1971.

Appeared in the final episodes of All in the Family (1971) and Soap (1977).

Has played rabbis in many movies and TV shows, including Do Unto Others (1999), Circumdecision (2008), I Don't (2007), A Serious Man (2009), Chapter 3: A Prostate Enlarges (2018), Three Dots (2018), and The Circumcision (2021).