Peter Yates

Charles Ruggles

Eric Gorman, Zoologist

Lionel Atwill

Evelyn Gorman

Kathleen Burke

Peter Yates, Zoo Press Agent

Charlie Ruggles

Jerry Evans

Gail Patrick

Dr. Woodford, Zoo Toxicologist

Randolph Scott

Roger Hewitt

John Lodge

Professor Evans, Zoo Curator

Harry Beresford

Banquet Guest (uncredited)

Jane Darwell

Dan Baker (Uncredited)

Edward McWade

Little Girl at the Zoo (Uncredited)

Nancy Crowley

Banquet Guest (Uncredited)

Samuel S. Hinds

Little Girl at the Zoo (Uncredited)

Carmencita Johnson

Policeman Reardon (Uncredited)

Ethan Laidlaw

Telegraph Messenger (Uncredited)

Howard Leeds

Apartment Desk Clerk (Uncredited)

Bert Moorhouse

Bob Taylor (Uncredited)

Edward Pawley

Banquet Photographer / Zoo Guard (Uncredited)

Lee Phelps

Banquet Guest (Uncredited)

Cyril Ring

Brad (Uncredited)

Syd Saylor

Little Boy (Uncredited)

Charlie Schneider

Little Boy at the Zoo (Uncredited)

Buster Slaven

Banquet Guest (Uncredited)

Phillips Smalley

Doctor (Uncredited)

Edwin Stanley

Little Boy at the Zoo (Uncredited)

Jerry Tucker

Ship Passenger in Deck Chair (Uncredited)

Florence Wix

Seamen (Uncredited)

Duke York