
Pat O'Brien (born William Joseph Patrick O'Brien) was an American stage, screen, radio, and television actor. He was a star during the first several years of his film career, the height of his popularity being during the 1930s and 1940s.

The Tonight Show Starring Johnny Carson
TV • 1962

The Mike Douglas Show
TV • 1961

The Mike Douglas Show
TV • 1961

The Virginian
TV • 1962

The Virginian
TV • 1962

The Merv Griffin Show
TV • 1962

Climax!
TV • 1954

Climax!
TV • 1954

Climax!
TV • 1954

Studio One
TV • 1948

Happy Days
TV • 1974

What's My Line?
TV • 1950

McCloud
TV • 1970

The Colgate Comedy Hour
TV • 1950

Kraft Suspense Theatre
TV • 1963

Kraft Suspense Theatre
TV • 1963

The Ed Sullivan Show
TV • 1948

The Ford Television Theatre
TV • 1952