ta. Doctor Who - Mission To The Unknown

Season Three

  • Story Editor: Donald Tosh
  • Writer: Terry Nation
  • Director: Derek Martinus
  • Produced by: Verity Lambert
  • Designers: Richard Hunt and Raymond P. Cusick
  • Incidental Music: Stock

ta. Doctor Who - Mission To The Unknown

Space Security Service agent Marc Cory is on the planet Kembel investigating a possible Dalek spacecraft sighting. He discovers a plan by the Daleks to stage an attack on the Solar System. With both Daleks and the hostile Vaarga plants to deal with the other members of Cory's expedition are killed. Cory manages to record his findings onto tape, and plans to fire it into space. Before he can fire it into space Cory is discovered and exterminated, but the recording survives ...

Regular Cast

This programme does not have regular cast


  • Marc Cory: Edward de Souza
  • Jeff Garvey: Barry Jackson
  • Gordon Lowery: Jeremy Young
  • Malpha: Robert Chartland
  • Trantis: Robert Rich
  • Daleks: Robert Jewell, Kevin Manser, John Scott Martin, Gerald Taylor
  • Dalek Voices: David Graham, Peter Hawkins
  • Vagra Plants: Roy Reeves, Tony Starn, Leslie Weeks
  • Planetarians: Johnny Clayton, Pat Gorman, Sam Mansary, Len Russell

Showings on the BBC

First showing

Channel Episode Title Date Viewers Rating
BBC 1 86 Mission To The Unknown Saturday, October 9, 1965 5:50 PM - 6:15 PM 8.3M 54%


Outside Locations

No location details are available


  • Ealing Television Film Studios
  • Television Centre Studio 3



No blooper details are available


  • This unique story does not feature any of the regular cast and serves as a teaser for the forthcoming Dalek epic.

Working titles

  • Dalek Cutaway