

Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibility chemical and plans to build a mercenary army of invisible men.

Lane Carson

Carol Richards

The Phantom Ruler

Burton

Harris

"Harry Long"

Warren Madison

Otto Wagner, aka "Frank Martin"
"James Hunter"

"Henry Miller"

Mr. Moore

Kirk - Body-Shop Henchman [Ch.11] (uncredited)

Roadblock Cop [Ch. 1, 7]

Garage Watchman [Ch. 3] / Armored Car Guard [Ch. 11]

Henchman Sam [Ch. 4-5]

Decoy & Dumptruck Henchman [Ch. 5, 7]

Henchman Bill 'Mack' Haines [Chapters 5, 10]

Barn Henchman Stoner [Ch.8]

Doctor [Ch. 12]
Second Roadblock Cop [Ch. 1 bit]
Bank Watchman [Ch.1 bit]
Crooked Watchman [Ch. 2 bit]

Chemical Truck Cop [Ch. 5 bit]
Watchman Joe [Ch. 5 bit]

Dynamite Henchman Dirk [Ch. 6 bit]
Cave Policeman [Ch. 7 bit]

Second Garage Watchman [Ch. 7 bit]

Squadcar Cop [Ch. 7 bit]
Second Armored Car Guard [Ch. 11 bit]
Makeup Department Head

Stunts
Special Effects

Stunts
Producer
Stunts
Editor

Stunts

Stunts
Stunts
Screenplay
Stunts
Special Effects

Stunts
Editor

Stunts
Director
Sound Engineer

Stunts
Director of Photography
Original Music Composer
Stunts