T/A. Mission To The Unknown

Season Three - 1965/1966

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


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 ...

Guest 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

Original broadcast on the BBC

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


  • Ealing Television Film Studios
  • Television Centre Studio 3

Working Titles

Dalek Cutaway


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