출연진
Ralph G. Morse
Edwin Tonsell
5 Episodes
John Bluthal
Lieberman
4 Episodes
Denholm Elliott
F.J. Dobbs
4 Episodes
Clive Swift
Director of Austrian State Radio
4 Episodes
Maggie Wilkinson
Lily Drucker
4 Episodes
Donald Gee
Teddy Flynn
4 Episodes
Gawn Grainger
Henry
4 Episodes
Trevor Laird
Harmon
4 Episodes
Doreen Mantle
Mrs. Orpen
3 Episodes
Donald Pleasence
Aaron
3 Episodes
Richard Pasco
Prof. Nicholas Reeve
3 Episodes
Jeremy Kemp
Dr. Mallam
3 Episodes
Anthony Bate
Dr. Raeburn
3 Episodes
Norman Rodway
Michael Stayman
3 Episodes
Elizabeth Spriggs
Miss Parsons
3 Episodes
Eric Allan
Peter Mountjoy
3 Episodes
Alun Lewis
Andrew
3 Episodes
Barry Foster
David
3 Episodes
Edward Peel
Ray Parker
3 Episodes
Terry Pearson
Unemployed Man (uncredited)
3 Episodes
Barbara Ferris
Elizabeth Aidallbery
3 Episodes
시즌
시즌 1
Mar 13, 1974 * 3 Episodes
시즌 2
Jan 08, 1975 * 3 Episodes
시즌 3
Mar 19, 1976 * 9 Episodes
시즌 4
Sep 29, 1976 * 6 Episodes
시즌 5
Jan 12, 1977 * 1 Episodes
시즌 6
Nov 07, 1979 * 31 Episodes
시즌 7
Oct 31, 1980 * 29 Episodes
시즌 8
Oct 30, 1981 * 35 Episodes