Buster Crabbe

Kaspa

Frances Dee

Ann Rogers

Sidney Toler

Neil Forbes

Nydia Westman

Sue

Robert Barrat

Joe Nolan

Irving Pichel

Corey

Douglass Dumbrille

Ed Peters

Patricia Farley

Kitty

Ronnie Cosby

Kaspa, aged 3

Robert Adair

John C. Knolls (uncredited)

Florence Britton

Mrs. Edith Knolls (uncredited)

Don Brodie

Reporter (uncredited)

Leonard Carey

Clerk at Hunting License Bureau (uncredited)

Nora Cecil

Spinster in park (uncredited)

William R. Dunn

Bit Role (uncredited)

William J. Kelly

Government Inspector (uncredited)

Fred Kelsey

Cop (uncredited)

Edward LeSaint

Policeman (uncredited)

Tom London

Lion Attendant (uncredited)

Lee Phelps

Customs Inspector (uncredited)

Warner Richmond

Gus (uncredited)

Harry Strang

Lion Attendant (uncredited)

Phil Tead

Reporter (uncredited)