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Lee Powell as Lieutenant Tom Grayson |
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Bruce Bennett as Lieutenant Frank Corby |
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Eleanor Stewart as Janet Warfield |
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Montagu Love as General White |
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Hugh Sothern as Ben Warfield |
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Sam Flint as Colonel Grayson |
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Perry Ivins as Crenshaw |
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Forrest Taylor as Benson |
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John Picorri as Professor Gould |
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Carleton Young as Johnson, 'Aurora' Crewman |
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John Davidson as Lin Wing |
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Henry Otho as Sam Hedges, the Gardener |
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Reed Howes as Parker--Sub Crewman |
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Tom London as Henchman Wilson |
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Edmund Cobb as Henchman Ellis |
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Alan Gregg as Henchman Marco |
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Allen Matthews as Todd--Submarine Captain |
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Benson Fong as Gehorda Outlaw (uncredited) |
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Theodore Lorch as 'Wing' Henchman (uncredited) |
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Victor Wong as Mikichan (uncredited) |
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Larry Steers as King (uncredited) |
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John Merton as Thompson (uncredited) |
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Lester Dorr as The Lightning (uncredited) |
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George DeNormand as Marine Guard at Burton Street (uncredited) |
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Frank Baker as General Snell (uncredited) |
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Jack Ingram as Dirigible Radioman (uncredited) |
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Monte Montague as Jacobs (uncredited) |
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Buddy Roosevelt as Lieutenant of the 'Pawnee' (uncredited) |
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Al Taylor as Bearded Sailor (uncredited) |
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Duke York as Sam (uncredited) |
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Stanley Price as The Lightning (voice) (uncredited) |
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George Magrill as Jamison (uncredited) |
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Harry Strang as Sgt. Bennett (uncredited) |
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Robert J. Wilke as Marine in Shanghai (uncredited) |
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Lloyd Whitlock as Dirigible Captain (uncredited) |
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Francis Sayles as Renault (uncredited) |
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Jack Hendricks as Marine (uncredited) |
| Directing | John English | Director |
| Directing | William Witney | Director |
