Three young couples set off into the mountains for a weekend of climbing, drinking and lovemaking; little do they know that they are stumbling into the terrain of a fearsome predator – a wild man, horrifically burned as a child many years ago in a fire which engulfed his gypsy camp and left only him alive, roaming the woods in search of his next human prey.
| Actor | Role |
|---|---|
| DDebbie ThuresonNancy | Nancy |
 Steve BondJoel | Joel |
 Lori LethinBobbie | Bobbie |
| RRobert WaldSkip | Skip |
| GGayle GannesGail | Gail |
| PPhilip WenckusGreg | Greg |
 Jackson BostwickMark O'Brien | Mark O'Brien |
 Jackie CooganLester Tile | Lester Tile |
| CConnie HunterMary Sylvester | Mary Sylvester |
| TTed HaydenFrank Sylvester | Frank Sylvester |
 Garry GoodrowSgt. Parsons | Sgt. Parsons |
 Carel StruyckenThe Monster | The Monster |
 Eric EdwardsMisha (uncredited) | Misha (uncredited) |
 Arcadia LakeSasha (uncredited) | Sasha (uncredited) |
 John LeslieMarco (uncredited) | Marco (uncredited) |