John Dearth

John Dearth was an English actor, known for playing numerous roles in nearly 30 episodes of ITV series The Adventures of Robin Hood. He is also remembered for playing two villains in science fiction series Doctor Who: firstly voicing the maniacal supercomputer BOSS in Season 10 finale The Green Death and then portraying the greedy Lupton in the following season finale Planet of the Spiders.

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THE SAINT · S1, E5

The Loaded Tourist

Simon witnesses a murder and finds himself in the midst of a mystery involving a faithless wife and smuggled jewels.
THE SAINT · S3, E3

Jeannine

Simon becomes interested in an oriental diplomat's pearl necklace.
DOCTOR WHO · S11, E21

Planet of the Spiders

Mike Yates (who left UNIT after his involvement in the affair with the Dinosaurs) contacts Sarah-Jane about mysterious goings on in a Buddhist retreat in the English countryside. Soon it becomes apparent that an extraterrestrial force is attempting to reclaim a crystal the Doctor 'borrowed' from Metebelis 3.
DOCTOR WHO · S11, E22

Planet of the Spiders

A highly intelligent spider from Metebelis 3 arrives on Earth in search of the powerful crystal. When it is stolen from his laboratory, the Doctor leads the chase over land, water and air to recover it.
DOCTOR WHO · S10, E25

The Green Death

Captain Mike Yates is taken over by the super computer, BOSS and ordered to kill the Doctor. Cliff and Jo are trapped by the maggots as UNIT launch their attack.

John Dearth

Guest Appearances