Of Unknown Origin
1983 · Horror
Now streaming · 5 credits
Watch The Mutation online in HD
Sign in to watch The Mutation
Playback is credit-based: 5 credits for this film. Create an account to start.
1 credit = $1 · films $5 · episodes $1
“The search for a cure created a monster.”
About The Mutation
A mutated rat has been let loose in a city.
The Mutation (2021) is a horror film running 1h 27m, directed by Shannon Holiday and Scott Chambers. It is available in HD on Cineby for 5 credits. Create an account, add credits and the unlock is yours permanently. Use the player controls for subtitles, quality and fullscreen.
Watch The Mutation online
Once unlocked, the film starts in the player at the top of this page. If the first source is slow, the player rotates to a backup automatically. Your purchase is stored in your account, so The Mutation opens straight into playback on any return visit. Progress is saved on this device.
The Mutation FAQ
How much does it cost to watch The Mutation?
The Mutation costs 5 credits on Cineby. Credits are $1 each, and an unlock is permanent — once bought, the film stays in your account and can be rewatched without paying again.
Do I need an account to watch The Mutation?
Yes. Create an account, add credits, then unlock the film. Signing up is free and only takes an email and password.
Can I watch The Mutation again after unlocking it?
Yes. The purchase is attached to your account, so returning to this page later opens the player directly. You are only charged once.
Who directed The Mutation?
The Mutation was directed by Shannon Holiday, Scott Chambers.
Can I watch The Mutation on my phone?
Yes. Cineby is responsive and the player works in mobile browsers. Tap fullscreen on the player for a larger picture, and use the CC control for subtitles.
More like this
If you liked The Mutation
Willard
1971 · Horror
Nightmares
1983 · Horror
Deep Blue Sea
1999 · Action
Splice
2010 · Horror
Alligator
1980 · Horror
Mimic
1997 · Horror
The Fly
1986 · Horror
Extinction
2015 · Horror
Clayface
2026 · Horror
Keep the next one ready.
Save The Mutation to your watchlist, or top up before the next one.