Doctor Who and the Daleks in Seven Keys to Doomsday (stage play)

Summary
The Doctor and his two newest companions, Jenny and Jimmy, prevent the Daleks and their crab-like slaves, the Clawrantulars, finding the seven crystals of Karn which would enable them to control all life in the universe.

Cast

 * The Doctor - Trevor Martin
 * Jenny - Wendy Padbury
 * Jimmy - James Matthews
 * Jedak - Ian Ruskin
 * Tara - Patsy Dermott
 * Garm - Anthony Garner
 * Master of Karn - Simon Jones
 * Marco - Robin Browne
 * Clawrantulars - Peter Jolley, Mo Kiki, Peter Whitting
 * Dalek Emperor - Jacquie Dubin
 * Dalek voices - Peter Jolley

Crew

 * Writer - Terrance Dicks
 * Designer - John Napier
 * Director - Mick Hughes
 * Sound - Philip Clifford
 * Production Supervisor - Trevor Mitchell
 * Production Coordinator from the BBC - Barry Letts
 * Fight Arranger - Mo Kiki
 * Monster Coordination - James Acheson

Continuity

 * The play opens with a regeneration sequence, establishing Trevor Martin as the Doctor. This fact places the play outside the canon of the television series.

Remake
In 2008, Big Finish Productions mounted a new audio version of the play for release on CD. Entitled Doctor Who: The Seven Keys to Doomsday, the release brought Trevor Martin back in the role of the Doctor.