Currently available on 4 streaming services.

Then There Were Three streaming: where to watch online?

Currently you are able to watch "Then There Were Three" streaming on Amazon Prime Video, Amazon Prime Video with Ads or for free with ads on Tubi TV, Freevee. It is also possible to rent "Then There Were Three" on Amazon Video online and to download it on Amazon Video.

Cast

Barry Cahill
Sgt. Travers
Frank Latimore
Lt. Willotsky
Alex Nicol
Sam McLease
Fredrick R. Clark
Calhoun