Doctor Who Guide: The Trial of a Time Lord (Mindwarp)

Last updated 24 March 2024

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Part Six

Series Episode Number: 645

World Premiere: Sat 11 Oct 1986 - 5:45pm BST [BBC One] (United Kingdom)
First Broadcast: Thu 11 Jun 2015 - 8:30pm EDT [Retro TV]
Running Time: 24 minutes 45 seconds

4.60 Million (UK)

Appreciation Index: 69 (UK)

Chart Position: 87 () (UK)

Recorded on Wed 28 May 1986 in Television Centre 1

The scientist Crozier keeps making empty promises and Yrcanos and Peri are seemingly betrayed by the addled Doctor who is sure the Matrix is being manipulated

Characters include uncredited
The Doctor		Colin Baker
Peri		Nicola Bryant
The Valeyard		Michael Jayston
The Inquisitor		Lynda Bellingham
King Yrcanos		Brian Blessed
Crozier		Patrick Ryecart
Sil		Nabil Shaban
Kiv		Christopher Ryan
The Lukoser		Thomas Branch
Frax		Trevor Laird
Matrona Kani		Alibe Parsons

Production Team hide uncredited
Writer		Philip Martin
Director		Ron Jones
Producer		John Nathan-Turner
Designer		Andrew Howe-Davies
Script Editor		Eric Saward
Costume Designer		John Hearne
Make-up Designer		Dorka Nieradzik
Studio Lighting		Don Babbage
Studio Sound		Brian Clark
Technical Coordinator		Alan Arbuthnott
Studio Camera Supervisor		Alec Wheal
Videotape Editor		Hugh Parson
Visual Effects Designer		Peter Wragg
Video Effects		Danny Popkin
Vision Mixer		Jim Stephens
OB Lighting		Colin Widgery
OB Sound		Mike Johnstone
Production Manager		Kevan Van Thompson
Production Associate		Angela Smith
Production Assistant		Karen Jones
Assistant Floor Manager		Anna Price
Incidental Music		Richard Hartley
Special Sound		Dick Mills
Title Music		Ron Grainer (uncredited)
Costume Assistant		Susan Moore (uncredited)
Title Music Arranger		Dominic Glynn (uncredited)
Title Sequence		Terry Handley (uncredited)
Title Sequence		Sid Sutton (uncredited)

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The Trial of a Time Lord (The Mysterious Planet)

The Trial of a Time Lord (Terror of the Vervoids)