Spawn of the Slithis (1978): cast, story & where to watch
1978 · Film · ★ 4.8

Released in 1978, Spawn of the Slithis is a horror and science fiction film directed by Stephen Traxler, running about 86 minutes. “Hell hath no fury...like” — that tagline sets the tone.
What it’s about. A nuclear leak creates a mutant Slithis sea monster, which terrorizes the variety of pets, winos, and hippies who hang around Venice, California.
Who’s in it. Spawn of the Slithis stars Alan Blanchard as Wayne Connors, Judy Motulsky as Jeff Connors, J.C. Claire as Dr. John and Dennis Falt as Dr. Erin Burick, among others.
How it landed. With an audience score of 4.8/10, Spawn of the Slithis has proved divisive with audiences.
Where to watch. In US you can stream it on Shout! Factory Amazon Channel and rent or buy it from Amazon Video. See the full, country-by-country breakdown on our where to watch Spawn of the Slithis page.
If you liked it. Fans of Spawn of the Slithis tend to enjoy Psycho, The Silence of the Lambs, The Shining and Alien.
Frequently asked
- Where can I watch Spawn of the Slithis (1978)?
- In US, Spawn of the Slithis is available to stream on Shout! Factory Amazon Channel, and rent or buy from Amazon Video. Availability varies by country — check our where-to-watch page for every region.
- Is Spawn of the Slithis worth watching?
- Spawn of the Slithis holds an audience score of 4.8 out of 10, and is a strong pick if you enjoy horror and science fiction. Reactions are mixed, so it may depend on taste.
- Who stars in Spawn of the Slithis?
- Spawn of the Slithis stars Alan Blanchard, Judy Motulsky, J.C. Claire, Dennis Falt and Mello Alexandria.
- When was Spawn of the Slithis released?
- Spawn of the Slithis was released in 1978, with a runtime of about 86 minutes.
