Doctor Who The Sea of Death (Season 1, Episode 21)
TV-PG
TV Episode | 23 min | Adventure, Drama, Family

Doctor Who

The Sea of Death (Season 1, Episode 21)

TV-PG

TV Episode | 23 min | Adventure, Drama, Family

On the planet Marinus, the Doctor and his companions are enlisted by Arbitan to seek out the keys to an ancient and powerful machine. Their quest takes them across time and space; will they be able to return the keys before Marinus falls ...See moreOn the planet Marinus, the Doctor and his companions are enlisted by Arbitan to seek out the keys to an ancient and powerful machine. Their quest takes them across time and space; will they be able to return the keys before Marinus falls under the control of the alien Voord? (Originally broadcast in six parts.) Written by Sarah Hadley See less

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Cast	+ Add Cast
9 cast members

Name	Known for
William Hartnell Dr. Who Dr. Who See fewer	Query (1945)
William Russell Ian Chesterton Ian Chesterton See fewer	The Great Escape (1963)
Jacqueline Hill Barbara Wright Barbara Wright See fewer	Doctor Who (1963)
Carole Ann Ford Susan Foreman Susan Foreman See fewer	The Day of the Triffids (1963)
George Coulouris Arbitan Arbitan See fewer	Citizen Kane (1941)
Martin Cort Voord Voord See fewer	Doctor Who (1963)
Peter Stenson Voord Voord See fewer	Doctor Who (1963)
Gordon Wales Voord Voord See fewer	Doctor Who (1963)
John Beerbohm Arbitan's Double (uncredited) Arbitan's Double (uncredited) See fewer	Moonstrike (1963)