Clay O'Brien

The Whiz Kid and the Carnival Caper

1976 Film

Cahill: United States Marshal

1973 Film

The Cowboys

1972 Film

One Little Indian

1973 Film

Hog Wild

1974 Film

The Apple Dumpling Gang

1975 Film

Climb an Angry Mountain

1972 Film

Mackintosh and T.J.

1975 Film

The Breaking of Boys and the Making of Men in 'The Cowboys'

1972 Film

The Whiz Kid and the Mystery at Riverton

1974 Film

Little House on the Prairie

1974 Acara TV

Marcus Welby, M.D.

1969 Acara TV

Gunsmoke

1955 Acara TV

The Cowboys

1974 Acara TV

Gunsmoke

1955 Acara TV