The Master, in the guise of Professor Thascalos, has constructed at the Newton Institute in Wootton a device known as TOMTIT - Transmission Of Matter Through Interstitial Time - to gain control over Kronos, a creature from outside time. The creature is summoned but proves to be uncontrollable.
Cast
Jon Pertwee
The Doctor
Katy Manning
Jo Grant
Roger Delgado
The Master
Nicholas Courtney
Brigadier Lethbridge-Stewart
Richard Franklin
Captain Mike Yates
John Levene
Sergeant Benton
Ingrid Pitt
Galleia
Wanda Moore
Dr. Ruth Ingram
Ian Collier
Stuart Hyde
John Wyse
Dr. Percival
Neville Barber
Dr. Cook
Donald Eccles
Krasis
Aidan Murphy
Hippias
Keith Dalton
Neophite
Barry Ashton
Proctor
Marc Boyle
Kronos
George Cormack
Dalios
Derek Murcott
Crito
Susan Penhaligon
Lakis
Michael Walker
Miseus
David Prowse
Minotaur
