The Centre

The Doctor and Vicki are taken before the Animus but the isoptope is left behind in the laboratory.The only hope of victory lies with Barbara and her Menoptera allies.

My Thoughts

Guest Stars

Special appearances in this episode.

Guest Stars

William Russell

Ian Chesterton

Jacqueline Hill

Barbara Wright

Maureen O'Brien

Vicki

John Scott Martin

Zarbi

Crew

Episode-specific crew credits.

Bill Strutton

Writer

Writing

Richard Martin

Director

Directing

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