Mala
饰:Agent Ray Mala
雷克斯
Rex
饰:Rex, the Wonder Horse (as Rex the Wonder Horse)
Buck the Dog
Buck the Dog
饰:Buck
Mamo Clark
饰:Princess Melani
赫伯特罗林森
Herbert Rawlinson
饰:Grant Jackson
William Newell
饰:Hank McGlaurie
John Ward
饰:Anthony Tupper
约翰·迪尔森
John Dilson
饰:E.G. Ellsworth
塞尔默杰克逊
Selmer Jackson
饰:Mr. Canfield aka H.K.
John Picorri
饰:Porotu (as John Piccori)
鲍勃·科特曼
Bob Kortman
饰:Gang Yacht Capt. Wilson (as Robert Kortman)
George Cleveland
饰:Goebel, Gang Scientist
Lloyd Whitlock
饰:Lamar, Headquarters Gang Member [Chs. 1-6]
Tiny Roebuck
饰:Eppa the Wrestler
Tracy Layne
饰:Larkin, Gang Chalkboard Monitor
Herbert Weber
Herbert Weber
饰:Stevens
Anthony Pawley
Anthony Pawley
饰:Clark, Dying Man on Clipper Island
Allen Connor
Allen Connor
饰:Jim Taylor, Infiltrator [Chs. 10-11]
Frazer Acosta
Frazer Acosta
饰:Teekar, Porotu's Chief Henchman (uncredited)
Don Brodie
饰:Dirigible 'San Francisco' Radioman [Chs. 1, 11] (uncredited)
Ed Cassidy
饰:Joe Davis, Intelligence Chief [Ch. 10] (uncredited)
Allan Cavan
饰:Captain of Dirigible 'California' [Chs. 13-14] (uncredited)
埃德蒙·科博
Edmund Cobb
饰:Crosby,Harris (uncredited)
Lester Dorr
饰:Dirigible 'California' Officer [Ch. 14] (uncredited)
Val Durand
饰:Half-Caste Drummer (uncredited)
弗兰克·埃利斯
Frank Ellis
饰:Rontree, Sailor-thug in Stocking Cap (uncredited)
Roscoe Gerald
Roscoe Gerald
饰:Price, Cave Thug in Visor (uncredited)
Henry Hale
Henry Hale
饰:Mercer, Cave Thug at Desk (uncredited)
Oscar 'Dutch' Hendrian
饰:Grover, Gang Headquarters Majordomo [Ch. 12] (uncredited)
F. Herrick Herrick
饰:Sub Captain Tollar (uncredited)
David Horsley
饰:Grover's Co-pilot,Agent Ed Varne (uncredited)
Jack Mack
Jack Mack
饰:Fosdick,Manning (uncredited)
Charles Marsh
饰:Dirigible 'San Francisco' Asst. Radioman [Chs. 1, 11] (uncredite
Allen Mathews
饰:Agent M-2 [Ch. 11] (uncredited)
Ralph McCullough
饰:Goebel's Lab Assistant (uncredited)
Charles McMurphy
饰:Inspector O'Hara [Chs. 10-11] (uncredited)
巴德·奥斯博内
Bud Osborne
饰:Ellis, Mate (uncredited)
Eddie Phillips
饰:Ellsworth's Male Secretary [Chs. 1, 9-10] (uncredited)
Loren Riebe
饰:Johnson, Seaman [Ch. 7] (uncredited)
Buddy Roosevelt
饰:Wireless Operator (uncredited)
杰克·斯图尔特
Jack Stewart
饰:Police Sergeant [Ch.10] (uncredited)
Harry Strang
饰:Grover, Gang Pilot [Chs. 4-6] (uncredited)
Henry Sylvester
饰:Fairchild, Captain of Dirigible 'San Francisco' [Chs. 1, 11] (un
Al Taylor
饰:Marco, Sailor-Thug in Officer's Hat (uncredited)
Evan Thomas
饰:Agent 1 (uncredited)
Larry Thompson
Larry Thompson
饰:Agent 2 (uncredited)
Francis Walker
Francis Walker
饰:Spy (uncredited)
Chee-Ak
饰:Agent Ray Mala
George Chesebro
饰:Draker - Island Operations Chief