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Reparto

William Hartnell
The Doctor

Maureen O'Brien
Vicki

Peter Purves
Steven Taylor

Stephanie Bidmead
Maaga

Marina Martin
Drahvin

Susanna Caroll
Drahvin

Lyn Ashley
Drahvin

Jimmy Kaye
Chumbley

William Shearer
Chumbley

Angelo Muscat
Chumbley

Pepi Poupee
Chumbley

Tommy Reynolds
Chumbley

Robert Cartland
Rills (voice)

Barry Jackson
Garvey