Robert Knapp

The Stoolie

1972 · Movie

Adam-12

1968 · Series

The Invaders

1967 · Series

The Threat

1960 · Movie

Gunmen from Laredo

1959 · Movie

Black Saddle

1959 · Series

Behind Closed Doors

1958 · Series

Hot Car Girl

1958 · Movie

The Rawhide Trail

1958 · Movie

Outlaw's Son

1957 · Movie

Revolt at Fort Laramie

1957 · Movie

Tomahawk Trail

1957 · Movie

Scandal Incorporated

1956 · Movie

Screaming Eagles

1956 · Movie

Silent Raiders

1954 · Movie

Mesa of Lost Women

1953 · Movie

Strange Fascination

1952 · Movie

Fixed Bayonets!

1951 · Movie