Ronnie's party is going well, but his mother Alice is waiting for her husband Tom to return from the office to help supervise. The doorbell rings, but instead of Tom it's Simon Potter, a strange little boy who Ronnie dislikes, and who knows some unusual and horrifying variations of children's party games.
| Actor | Role |
|---|---|
| CClare AustinAlice Jarman | Alice Jarman |
| CChristine PollonJoanna | Joanna |
 Neil HallettTom Jarman | Tom Jarman |
| MMichael NewportSimon Potter | Simon Potter |
| FFrank BarryRonnie Jarman | Ronnie Jarman |
| KKim GoodyKaren Pickering | Karen Pickering |
| SSamuel BurleighColin | Colin |
| BBeverley JenningsLouise | Louise |
 Mark ColleanoDavid | David |
 Erin GeraghtyMichele | Michele |
| BBrent OldfieldTony | Tony |
| KKaren NewportCaroline | Caroline |