Mark of the Gorilla

Johnny Weissmü...

as

Jungle Jim

Trudy Marshall

as

Barbara Bentley

Suzanne Dalbert

as

Nyobi

Onslow Stevens

as

Professor Bran...

Robert H. Purc...

as

Kramer

Pierce Lyden

as

Gibbs

Neyle Morrow

as

Head Ranger

Selmer Jackson

as

Warden Frank R...