Lex Barker as Tarzan

Vanessa Brown as Jane

Robert Alda as Neil

Hurd Hatfield as Prince of the Lionians

Arthur Shields as Dr. E.E. Campbell

Anthony Caruso as Sengo

Denise Darcel as Lola

Robert Warwick as High Priest

Shirley Ballard as

Trevor Bardette as

George Barrows as

Ray Beltram as

Rosemary Bertrand as

Paul E. Burns as

Gwen Caldwell as

Fred Carson as

Rus Conklin as

Paul Cristo as

James Dime as

Joe Garcio as

Gene Gary as

Rudy Germane as Lionian (uncredited)

Phil Harron as

Tom Hernández as

Sheldon Jett as

Mary Ellen Kay as

Pete Kellett as

Mona Knox as

George Magrill as

Peter Mamakos as

Johnny Marlin as

Charles Mauu as

Josephine Parra as

Alfonso Pedroza as

Satini Pualoa as

Max Reid as

Tito Renaldo as

Freddy Ridgeway as

Vincent Romaine as

Victor Romito as

Paul Stathes as

Tom Tamarez as

Peter Virgo as

Blue Washington as

Martin Wilkins as