Dynamic Watchlist Hub: May 08, 2026

10 Best Movies Like Attack of the Unknown

If you loved Attack of the Unknown, we've curated the perfect watchlist for you based on shared genres, themes, and directorial style.

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Expert Review & Ratings

See our full critical analysis and audience score for Attack of the Unknown.

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#1
Replicant

Replicant

2001★ 5.8

Why watch this? A perfect follow-up to Attack of the Unknown for fans of Action. It captures a similar adrenaline-pumping atmosphere.

Scientists create a genetic clone of a serial killer in order to help catch the killer, teaming up with two cops....

#2
Death Machine

Death Machine

1995★ 5.9

Why watch this? A perfect follow-up to Attack of the Unknown for fans of Action & Horror. It captures a similar spine-chilling atmosphere.

Chaank Armaments is experimenting with the ultimate fighting machine which is part human - part machine. So far, the Hardman project has been unreliable and has killed a number of ...

#3
Alien Resurrection

Alien Resurrection

1997★ 6.2

Why watch this? A perfect follow-up to Attack of the Unknown for fans of Action & Horror. It captures a similar spine-chilling atmosphere.

Two hundred years after Lt. Ripley died, a group of scientists clone her, hoping to breed the ultimate weapon. But the new Ripley is full of surprises … as are the new aliens. Ripl...

#4
Books of Blood

Books of Blood

2020★ 6.3

Why watch this? A perfect follow-up to Attack of the Unknown for fans of Horror. It captures a similar spine-chilling atmosphere.

A journey into uncharted and forbidden territory through three tales tangled in space and time....

#5
The Resurrected

The Resurrected

1991★ 6.2

Why watch this? A perfect follow-up to Attack of the Unknown for fans of Horror. It captures a similar spine-chilling atmosphere.

Charles Dexter Ward, a wealthy scientist, uses an ancient diary and human remains to begin a terrifying and bloody pursuit for immortality....

#6
Dark Angel

Dark Angel

1990★ 6.0

Why watch this? A perfect follow-up to Attack of the Unknown for fans of Action. It captures a similar adrenaline-pumping atmosphere.

Jack Caine is a Houston vice cop who's forgotten the rule book. His self-appointed mission is to stop the drugs trade and the number one supplier Victor Manning. While involved in ...

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