Cast (in credits order) complete, awaiting verification
| William Henry | ... | Sgt. Don Roberts (archive footage) (as Bill Henry) | |
 |
Susan Morrow | ... | Kay Conway (archive footage) |
| Arthur Space | ... | Marloff, alias 'Smokey Joe' (archive footage) | |
| Dale Van Sickel | ... | Beck (archive footage) | |
| Pierre Watkin | ... | Commissioner Morrison (archive footage) | |
| Mike Ragan | ... | Reed (archive footage) | |
| Stanley Andrews | ... | Ed Anderson (archive footage) | |
| Harry Lauter | ... | Mountie Clark (archive footage) | |
| Hank Patterson | ... | Jed Larson (archive footage) | |
| Edmund Cobb | ... | Mr. Warner (archive footage) | |
|
|
Gayle Kellogg | ... | Cpl. Guy Saunders (archive footage) |
| Tom Steele | ... | Mack | |
|
|
Jean Wright | ... | Betty Warner (archive footage) |
| Rest of cast listed alphabetically: | |||
|
|
Drew Cahill | ... | Mountie Mills (archive footage) (uncredited) |
| George DeNormand | ... | Boat Rental Agent (archive footage) (uncredited) | |
| William Fawcett | ... | Murphy - Old-Timer (archive footage) (uncredited) | |
| Fred Graham | ... | Mason - Crooked Guide (archive footage) (uncredited) | |
| Duane Grey | ... | Mail Courier (archive footage) (uncredited) | |
| Bob Reeves | ... | Bartender (archive footage) (uncredited) | |
|
|
Jeane Wood | ... | Mrs. Anderson (archive footage) (uncredited) |
Stunts
| Carey Loftin | ... | stunts (uncredited) |
| Tom Steele | ... | stunts (uncredited) |
| Dale Van Sickel | ... | stunts (uncredited) |
