Teenage friends Kit and Libby make prank phone calls for fun but then find themselves involved in a brutal double murder committed by one of their targets.
| Actor | Role |
|---|---|
 Andi GarrettLibby | Libby |
 Sara LaneKit | Kit |
 Joan CrawfordAmy Nelson | Amy Nelson |
 John IrelandSteve Marak | Steve Marak |
 Leif EricksonDave Mannering | Dave Mannering |
| SSharyl LockeTess | Tess |
 Patricia BreslinEllie Mannering | Ellie Mannering |
 John ArcherJohn Austin | John Austin |
 John CrawfordTrooper | Trooper |
 Joyce MeadowsJudith Marak | Judith Marak |
| TTom HattenGerald Nyes | Gerald Nyes |
 Douglas EvansTom Ward | Tom Ward |
| BBarbara WilkinMary Ward | Mary Ward |
 Glen VernonJohn Adams | John Adams |
| SSara AndersonJill Adams | Jill Adams |
| JJanet HamillLinda | Linda |
| DDee CarrollTelephone Operator | Telephone Operator |
 Russ BenderPolice Sergeant Harris | Police Sergeant Harris |
| JJohn CrowtherNot listed | Not listed |