Flash Gordon
Dale Arden
Dr. Hans Zarkov
Ming the Merciless
Princess Aura
Prince Barin
King Vultan
Prince Thun
High Priest
Officer Torch
Professor Gordon
Professor Hensley
Gocko/Robot/Soldier
First High Priest
Monkey Man (uncredited)
King Kala
Zona
Shark Man
Hawkman Throne Room Guard
Throne Guard
Woman in Ming's Palace
Transcontinental Plane Steward
Radio Scientist
Ming's Soldier
Guard
Shark Man
Orangopoid
Hawkman Lookout Captain
Spaceograph Operator
Shark Man
Aura's Handmaiden
Pilot
Robot
Ming's Soldier
Atom Furnace Slavedriver
Ming's Soldier
Monkey Man
Ming's Soldier
Priestess of Tigron
Soldier
Shark Man
Plane Passenger
Shark Man
Prison Guard
Pit Control Operator