출연진
Forrest Tucker
Alan Brooks
Jennifer Jayne
Sarah Pilgrim
Janet Munro
Anne Pilgrim
Laurence Payne
Philip Truscott
Warren Mitchell
Prof. Crevett
Frederick Schiller
Mayor Klein
Colin Douglas
Hans
Andrew Faulds
Brett
Stuart Saunders
Dewhurst
Derek Sydney
Wilde
Richard Golding
First Villager
George Herbert
Second Villager
Jeremy Longhurst
First Student Climber
Anthony Parker
Second Student Climber
Leslie Heritage
Carl
Theodore Wilhelm
Fritz
Anne Sharp
The Mother
Caroline Glazer
The Child
Garard Green
The Spotter Pilot
Jack Taylor
Voice of Beheaded Climber Jim
Anna Cameron
Evacuated Villager (uncredited)