Anthony O'Donnell

as Derek

as Clive Jones

as Peter Thomas

as Captain Cat / Preacher

as Maldwyn

as Leo Abse

as Mayor of Merthyr Tyfdil

as Mr Brace

as Father John

as Husband at Tube Station

as Emrys

as Arnold

as Kaagh

as Oily Librarian

as Ted

as Rhys Edwards

as Pedestrian

as Gaoler

as Mr Berry

as Custodian

as Mr Sounder

as Mr. Walsh

as Kenward

as Hercule Poirot

as Roger Bowman

as Israel Tonge

as Anthony

as Randall

as Chief Armourer

as Dr Watson

as Moth

as Crick

as Uneasy Man

as Philip

as Emlyn the Bow Maker

as Barry Maltby

as Constantinou

as Motel Nightman

as Little Man

as Geoffrey Perks

as Frederick

as Puffy

as Self (archive footage)

as Big Dai

as Ray

as Maurice