Date: 1998-08-18

Clockmaker

Date: 1992-11-02

Doctor Mordrid

Date: 1977-10-22

Doctor Who: The Invisible Enemy

Date: 1978-01-28

Doctor Who: Underworld

Date: 1978-03-11

Doctor Who: The Invasion of Time

Date: 1978-11-18

Doctor Who: The Stones of Blood

Date: 1982-01-12

Doctor Who: Castrovalva

Date: 1982-02-23

Doctor Who: The Visitation

Date: 1982-03-02

Doctor Who: Black Orchid

Date: 1982-03-30

Doctor Who: Time-Flight

Date: 2017-01-28

Duckweed

Date: 1983-02-09

Doctor Who: Mawdryn Undead

Date: 1983-03-09

Doctor Who: Enlightenment

Date: 1997-12-16

Time Tracers

Date: 1979-01-13

Doctor Who: The Power of Kroll

Date: 1979-02-24

Doctor Who: The Armageddon Factor

Date: 1979-09-22

Doctor Who: Destiny of the Daleks

Date: 1979-12-15

Doctor Who: Nightmare of Eden

Date: 1984-11-07

Trancers

Date: 2002-08-31

Returner