Dyfed Thomas
— John Jenkins
Cadfan Roberts
— Accomplice B
Clifford Evans
— Tom
William Thomas
— Detective Inspector Jones
Philip Madoc
— Assistant Chief Constable
Aubrey Richards
— Pritchard
Iestyn Garlick
— Die
Cefin Roberts
— Accomplice A
Mike Hall
— Dental Officer
Gareth Gwyn-Jones
— Bandmaster
Julian Ashton
— First Bandsman
Sian Owen
— WPC Evans
Ronw Protheroe
— Goronwy
Christine Pritchard
— Megan