- William Henry
- Sgt. Don Roberts
- Susan Morrow
- Kay Conway
- Arthur Space
- Marloff, alias 'Smokey Joe'
- Dale Van Sickel
- Beck
- Pierre Watkin
- Commissioner Morrison
- Mike Ragan
- Reed
- Stanley Andrews
- Ed Anderson
- Harry Lauter
- Mountie Clark
- Hank Patterson
- Jed Larson
- Edmund Cobb
- Mr. Warner
- Gayle Kellogg
- Cpl. Guy Saunders
- Tom Steele
- Mack
- Jean Wright
- Betty Warner
- Drew Cahill
- Mountie Mills
- George DeNormand
- Boat Rental Agent
- William Fawcett
- Murphy - Old-Timer
- Fred Graham
- Mason - Crooked Guide
- Duane Grey
- Mail Courier
- Bob Reeves
- Bartender
- Jeane Wood
- Mrs. Anderson
