Movie·1983·88 min

Of Unknown Origin

Name: Of Unknown Origin
Genre: Horror
Released: 1983-11-23
Duration: 88 min
Rating: 5.8
Cast: Peter Weller, Jennifer Dale, Lawrence Dane, Kenneth Welsh, Louis Del Grande

Of Unknown Origin is available in the US to rent or buy on Amazon Video and 4 more apps, and is not on a subscription app right now, as of October 5, 2026.

Two forces have claimed the house. Only one will survive.

5.8 / 10 · TMDB

Horror

A man who recently completed rebuilding a townhouse becomes obsessed with a rat infestation until it becomes an interspecies duel.

Where to watch

Tired of paying for every app?

9 apps, one package.

This title is not on an app included with Spectrum, but Spectrum Stream TV Signature includes HBO Max, the Disney+ and Hulu bundle, Peacock, Paramount+ and more. Spectrum Internet is required and sold separately.

See what’s included Calculate your savings

The streaming math

What if half your apps were already included?

See which ones Spectrum covers and what you’d actually save. No login. No email. Just math.

The concierge · Still listening

Rent or buy