
Acting
Mantee was born Paul Marianetti in San Francisco, California. A journalism major at San Mateo Junior College, Mantee enlisted in the U.S. Navy for four years during the Korean War that made him decide on acting as a career. He graduated from the University of California, Berkeley.
His stage name was changed from an Italian-sounding name to the name of Humphrey Bogart's character in The Petrified Forest. He made a great number of guest appearances in well-known television shows and starred in a handful of films, including a cult classic, Robinson Crusoe on Mars. A restored version of the film …

Hollywood in the Atomic Age: Monsters! Martians! Mad Scientists!
as Self

Memorial Day
as General Willard

Apollo 13
as Reporter

Lurking Fear
as Father Poole

Cagney & Lacey: The Return
as Corassa

Dragon: The Bruce Lee Story
as Doctor

Illusions
as Professor McRoe

Promises to Keep
as Mike

First Strike

Death Ray 2000
as James DiGiorgio

Seinfeld
as Health Inspector · 1 ep.

L.A. Law
as Judge Mitchell Katlin · 1 ep.

Murder, She Wrote
as Leo David Fender / Ronald Olson / Jack Landis · 1 ep.

Hunter
as Commander Clayton · 7 ep.

Crazy like a Fox
as Bailey · 1 ep.

The A-Team
as Chris Thomas · 1 ep.

Scarecrow and Mrs. King
1 ep.

Masquerade
as Agent Watkins · 1 ep.

T. J. Hooker
as Roy Harris · 1 ep.

Remington Steele
as Albert Hastings · 1 ep.
Robinson Crusoe on Mars
1964