Spaceship to the Unknown

Buster Crabbe

as

Flash Gordon (...

Jean Rogers

as

Dale Arden (ar...

Frank Shannon

as

Dr. Hans Zarko...

Charles Middle...

as

Ming the Merci...

Priscilla Laws...

as

Princess Aura ...

Richard Alexan...

as

Prince Barin (...

Jack 'Tiny' Li...

as

King Vultan (a...

James Pierce

as

Prince Thun (a...

Earl Askam

as

Officer Torch ...

Richard Tucker

as

Prof. Gordon (...

George Clevela...

as

Prof. Henson (...

Lon Poff

as

The High Pries...

Charles McMurp...

as

Atom Furnace s...

Theodore Lorch

as

Priest #2 (arc...

Duke York

as

(scenes delete...

Lynton Brent

as

Transcontinent...

Al Ferguson

as

Telescreen mon...

Fred Kohler Jr.

as

Robot / Ming s...

Bull Montana

as

Monkey-Man (ar...

Constantine Ro...

as

Monkey-Man (ar...

Glenn Strange

as

Robot / Ming s...

Harry Wilson

as

Captured soldi...