We don't have a biography for Dr. Ralph Tetzi yet. Hang in there, or go ahead and contribute one.
Appearances
The Bob Newhart Show
Guest cast, played by Gene Blakely
- Episode 2x15: I'm Dreaming of a Slight Christmas (Dec 22, 1973)
- Episode 2x22: By the Way... You're Fired (Feb 16, 1974)