Diretor/a
David Howard
DIRETOR/A
Armand Schaefer
Elenco (na ordem dos créditos)
Clyde Beatty
Syd Saylor
Larry Henderson
Cecilia Parker
Ruth Robinson
Edward LeSaint
Capt. Robinson
Warner Richmond
Sharkey
Wheeler Oakman
Kirby
Lew Meehan
Flynn--Crewman
Max Wagner
Slade--Crewman
Hal Taliaferro
Crewman
Ernie Adams
Pete - Roustabout [Ch. 1]
Jack Carlyle
Cook
Maston Williams
Thompson
Wes Warner
Jackman--Crewman
Slim Whitaker
Slim - Crewman
Jim Corey
Steve--Crewman
Lionel Backus
Sandy (uncredited)
Charles Gemora
Gorilla (uncredited)
Henry Hall
Naval Cfficer [Ch. 1] (uncredited)
George 'Gabby' Hayes
Doctor - Dirigible Passenger [Ch. 1] (uncredited)
Harry Holman
Maitland--Circus Owner [Ch.1] (uncredited)
Lloyd Ingraham
Dirigible Capt. Bannister [Ch.1] (uncredited)
Crauford Kent
Prof. Livingston - Explorer [Chs. 2-3] (uncredited)
Frank Lanning
The Wild Man (uncredited)
Wilfred Lucas
Circus Ring Announcer [Ch. 1] (uncredited)
Bruce Mitchell
Admiral [Ch. 1] (uncredited)
Mickey Rentschler
Boy at Circus (uncredited)
Mickey Rooney
Mickey--Lead Boy at Circus [Ch.1] (uncredited)
Lloyd Whitlock
Howard (Dirigible Officer) [Ch.1] (uncredited)
Charles Williams
Cub Reporter (uncredited)