You scream, you expand, you explode. A new source of evil is discovered and is out of control.

A gigantic serpent is captured on a remote island and shipped to an American college for experimentation. A British millionaire and an American scientist find themselves in hot pursuit of the beast when it escapes from captivity and starts to kill innocent people.

Spasms is a 1983 Canadian horror film directed by William Fruet and starring Peter Fonda, Oliver Reed, and Kerrie Keane. It is based on the 1979 novel Death Bite by Michael Maryk and Brent Monahan.

According to Filmink the movie “kicked off his [Fonda’s] straight to video phase that lasted through the ‘80s.”