Robert Daws

as Peter Weiss

as Wyant Bridge

as CC Lowsley

as Michael Blore

as Charles Darwin

as Major Ted Huxby

as Professor Chessman

as Dr Choake

as Robert Twyman

as John Green / Marcus Knight

as Self - Participant

as Ernie Rayner

as Simon Snell

as Jones

as Dr. Gordon Ormerod

as Arthur

as Dick Thompson

as Oscar Mansfield

as Sam

as Peter Robson

as Mike Spicer

as Hamish Rafferty

as Sam

as Carver

as Dr. Gordon Omerod

as Anthony Mottram

as Piggy Garstone

as Tuppy Glossop

as Mark

as Kidder

as Adrian Vowchurch

as Septimus Warren-Smith

as Simon Eastman

as Hugh Blakeley

as Stevens

as John Dunbar

as Hubert de Giscard

as Tony Block