The Mysterious Planet
| Category | TV Episode |
| Genre | Adventure, Drama, Science Fiction |
| Country | United Kingdom |
| Premiere | 1986-06-09 |
| Cast | Colin Baker (as The Doctor), Nicola Bryant (as Peri Brown), Lynda Bellingham (as The Inquisitor), Michael Jayston (as The Valeyard), Tony Selby (as Sabalom Glitz), Joan Sims (as Queen Katryca), Glen Murphy (as Dibber), Tom Chadbon (as Merdeen), Roger Brierley (as Drathro), David Rodigan (as Broken Tooth), Adam Blackwood (as Balazar), Timothy Walker (as Grell), Billy McColl (as Humker), Sion Tudor Owen (as Tandrell) |
| Director | Nicholas Mallett |
| Incidental Music Composer | Dominic Glynn |
| Producer | John Nathan-Turner |
| Production Company | British Broadcasting Corporation (BBC) |
| Script Editor | Eric Saward |
| Writer | Robert Holmes |
| Links | http://www.bbc.co.uk/doctorwho/classic/episodeguide/trialtimelord1/ · https://en.wikipedia.org/wiki/The_Mysterious_Planet · Part One · Part Two · Part Three · Part Four |
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