Sharktopus in order
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. 3 films, 4h 16m in all, in release order.

Sharktopus
2010 · 89 min
Snoozefest
Sharktopus vs. Pteracuda
2014 · 84 min
Snoozefest
Sharktopus vs. Whalewolf
2015 · 83 min
Snoozefest
Frequently asked questions
What order should I watch Sharktopus in?
1. Sharktopus (2010), 2. Sharktopus vs. Pteracuda (2014), 3. Sharktopus vs. Whalewolf (2015).
How long does it take to watch all of Sharktopus?
About 4h 16m across 3 released films.
Do any Sharktopus films have post-credit scenes?
None are listed on TMDB.