- Starred in the 1963 musical Money at the New York theater Upstairs at the Downstairs.
- Appeared in the original Broadway productions of Mame (1966) and Company (1970).
- Was an original cast member of Saturday Night Live, though only for the first three episodes.
- His Oscar-nominated short, The Dove, is a parody of Ingmar Bergman films.
- Served on the Screen Actors Guild's National Board of Directors.