Doctor Who Guide: The Mutants

Last updated 24 March 2024

Episode Four

Series Episode Number: 321

World Premiere: Sat 29 Apr 1972 - 5:49pm BST [BBC One] (United Kingdom)
Running Time: 24 minutes

Chart Position: 44 () (UK)

Recorded on Tue 14 Mar 1972 in TC8
Archive State: PAL 2 VT

The Doctor deduces the true meaning of the ancient carvings and must brave the intense radiation of the thaesium caves to retrieve a crystal.

Characters include uncredited
Dr. Who		Jon Pertwee
Jo Grant		Katy Manning
Marshal		Paul Whitsun-Jones
Varan		James Mellor
Ky		Garrick Hagon
Jaeger		George Pravda
Sondergaard		John Hollis
Stubbs		Christopher Coll
Cotton		Rick James
Solos Guard		Roy Pearce
Warrior Guard		David Arlen

Production Teaminclude uncredited
Writer		Bob Baker
Writer		Dave Martin
Director		Christopher Barry
Producer		Barry Letts
Designer		Jeremy Bear
Script Editor		Terrance Dicks
Visual Effects Designer		John Horton
Film Cameraman		Fred Hamilton
Film Sound		Dick Manton
Film Editor		Dave King
Special Sound		Brian Hodgson
Incidental Music		Tristram Cary
Title Music		Ron Grainer
Title Music		BBC Radiophonic Workshop