What nationality is the Unman, Wittering, and Zigo star who also performed in theatre productions?
Unman, Wittering and Zigo (film): Unman, Wittering and Zigo is a 1971 British thriller film directed by John Mackenzie and starring David Hemmings, Douglas Wilmer and Tony Haygarth. Tony Haygarth: George Anthony David Haygarth (4 February 1945 – 10 March 2017) was an English television, film and theatre actor.
English