Bruce Bennett

Lieutenant Frank Corby

Montagu Love

General White

Hugh Sothern

Ben Warfield

Sam Flint

Colonel Grayson

Forrest Taylor

Benson

Carleton Young

Johnson, 'Aurora' Crewman

John Davidson

Lin Wing

Henry Otho

Sam Hedges, the Gardener

Reed Howes

Parker--Sub Crewman

Tom London

Henchman Wilson

Edmund Cobb

Henchman Ellis

Benson Fong

Gehorda Outlaw (uncredited)

Theodore Lorch

'Wing' Henchman (uncredited)

Victor Wong

Mikichan (uncredited)

John Merton

Thompson (uncredited)

Lester Dorr

The Lightning (uncredited)

George DeNormand

Marine Guard at Burton Street (uncredited)

Frank Baker

General Snell (uncredited)

Jack Ingram

Dirigible Radioman (uncredited)

Monte Montague

Jacobs (uncredited)

Buddy Roosevelt

Lieutenant of the 'Pawnee' (uncredited)

Al Taylor

Bearded Sailor (uncredited)

Stanley Price

The Lightning (voice) (uncredited)

Harry Strang

Sgt. Bennett (uncredited)

Robert J. Wilke

Marine in Shanghai (uncredited)

Lloyd Whitlock

Dirigible Captain (uncredited)