G-Man Martin Galloway, posing as Bill Donovan
Alice Segar, posing as Mrs. Donovan
Kilgour
Fred Drake
Lefty
Harry Grady
Henchman Blackie
Federal Agent Jim
Dick Withers
Nancy Higbee
Fingers
Dad Higbee
Franzy
Agency Chief Conover
Miner
Federal Agent
Federal Agent
