[Serial deleted from YouTube]
Canadian Mounties vs. Atomic Invaders Chapters 01 thru 12 - separate chapters
Canadian Mounties vs. Atomic Invaders (1953) - Bill Henry A 12 Chapter Republic serial.
The plot is a northern cold war adventure involving secret missile bases and a planned invasion of the United States. A villain named Marlof attempts to set up secret missile bases inside Canada so he can launch missiles at the U.S. The Canadian Mounted Police dispatch agents (Bill Henry) to try to stop him.