Sharktopus is a 2010 SyFy original horror/science fiction film produced by Roger Corman, directed by Declan O'Brien, and starring Eric Roberts. Two official sequels called Sharktopus vs. Pteracuda, which was released on August 2, 2014, and Sharktopus vs. Whalewolf, which premiered on July 19, 2015. Another sequel titled Sharktopus vs. Mermantula, was announced in the credits, and would feature a man/piranha/tarantula hybrid.
Sharktopus

TV-14 1h 29m 3.2

Watch Sharktopus

A half-shark, half-octopus creature created for the military, creates a whole lot of terror in Mexico while a scientist who helped create it tries to capture/kill it.

Sharktopus vs. Pteracuda

TV-14 1h 24m 3.3

Watch Sharktopus vs. Pteracuda

An American scientist creates a half-pterodactyl, half-barracuda creature, Pteracuda, which inevitably escapes, leaving the Sharktopus to stop it.

Sharktopus vs. Whalewolf

TV-14 1h 23m 3.2

Watch Sharktopus vs. Whalewolf

When a mad scientist mixes the genes of a killer whale and a wolf, it creates the Whalewolf, and it's up to Sharktopus to stop it.

Sharktopus background