Doctor Who
The Sontaran Experiment (2)
E10 Mar 1, 1975 25m TV-PG
The Doctor learns that Styre has been experimenting on the Galsec crewmembers to pave the way for a Sontaran invasion of Earth and decides the only way to halt his plans is to challenge him to a duel.
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Cast of The Sontaran Experiment (2)