When unmarried mother Maggie takes her son Terry on holiday to the Welsh fishing village of Gorbay, they meet Gareth, a member of the local lifeboat crew. But Terry's admiration of Gareth leads to tragedy.
| Actor | Role |
|---|---|
| SStacey TendeterMaggie | Maggie |
 David BurkeGareth | Gareth |
 Constance ChapmanMrs. Jones | Mrs. Jones |
 John PickardYoung Terry | Young Terry |
| RRoss LivingstoneTerry | Terry |
 Melanie WaltersSian | Sian |
 Jeff RawleBilly | Billy |
 Tenniel EvansGrant | Grant |
 David GarfieldTrev | Trev |
| SSian HopkinsGwen Tandy | Gwen Tandy |
 Sion Tudor OwenCoastguard | Coastguard |
| JJohn PandyAmbulanceman | Ambulanceman |
| NNicola BeddoeReceptionist | Receptionist |
 Stephen ThorneNewsreader | Newsreader |
| DDavid ChalfordDai Roberts | Dai Roberts |