In this north-western set in the Yukon, a Mountie must investigate the violent deaths of three mail carriers.
| Actor | Role |
|---|---|
 Kirby GrantRCMP Cpl. Rod Webb | RCMP Cpl. Rod Webb |
| CChinookChinook, Webb's Dog | Chinook, Webb's Dog |
 Monte HaleJim Barclay | Jim Barclay |
 Mary Ellen KayMadelon Duval | Madelon Duval |
 Henry KulkySchmidt | Schmidt |
 Carol ThurstonYellow Flower | Yellow Flower |
| PParke MacGregorFergus MacLish | Fergus MacLish |
| FFred GabourieGrey Shadow | Grey Shadow |
 Billy WilkersonChief Lone Eagle (as Bill Wilkerson) | Chief Lone Eagle (as Bill Wilkerson) |
 Marshall BradfordThe Commissioner | The Commissioner |