Cast
William Gould
Air Marshal Kragg
Henry Brandon
Capt. Laska
Wheeler Oakman
Lt. Patten
Jack Mulhall
Capt. Rankin
Reed Howes
Capt. Roberts
Lane Chandler
Army Official at Wade's Lab
Cyril Delevanti
Saturnian Councilman
C. Montague Shaw
Prof. Huer
Theodore Lorch
Kane's Council Member
Stanley Price
Capt. Martin / Zugg Man
Jackie Moran
George 'Buddy' Wade
Eddy Chandler
Captain of Dirigible
Kenneth Harlan
Reporter at Wade's Lab
Constance Moore
Wilma Deering
Kenne Duncan
Lt. Lacy
Eddie Parker
Council-Room Guard
Guy Usher
Aldar
Carleton Young
Scott
Karl Hackett
Councillor Krenko
Wade Boteler
Prof. Wade
David Sharpe
Kane Pilot / Hidden City Sentry / Saturnian Lieutenant
Al Bridge
Dynamo Room Floor Guard
Frank Ellis
Kane Soldier
Buster Crabbe
Buck Rogers
Anthony Warde
Killer Kane
John Harmon
Hidden City Air Controller