Cast

Jon Pertwee

The Doctor

Elisabeth Sladen

Sarah Jane Smith

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Nina Thomas

Queen Thalira

Frank Gatliff

Chancellor Ortron

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Rex Robinson

Gebek

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Ralph Watson

Ettis

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Graeme Eton

Preba

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Michael Crane

Blor

Terry Walsh

Guard Captain

Max Faulkner

Miner

Crew

Barry Letts

Producer (Production)

Brian Hayles

Writer (Writing)

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Lennie Mayne

Director (Directing)

Dudley Simpson

Original Music Composer (Sound)

Delia Derbyshire

Theme Song Performance (Sound)

Terrance Dicks

Script Editor (Writing)