John Challis

John Challis (born 16 August 1942 ) played Scorby in the Doctor Who television story The Seeds of Doom, as well as the making-of documentary Podshock. He also voiced the fifth incarnation of Drax in The Trouble with Drax.

He is best known for his role as Boycie in the long-running comedy Only Fools and Horses. He also contributed to the charity reference book Behind the Sofa: Celebrity Memories of Doctor Who.