Characters played by Ian Hunter
Detective Inspector Gregory
Characters played by Austin Trevor
Leopold Dryden
Characters played by Lilian Oldland
Joan Dryden
Characters played by Henry Kendall
Rodney Fleming
Characters played by Val Gielgud
Julian Caird
Characters played by Peter Haddon
Guy Bannister
Characters played by Betty Ann Davies
Poppy Levine
Characters played by Jack Hawkins
Herbert Evans
Characters played by Donald Wolfit
Sydney Parsons
Characters played by Robert Rendel
Sir Herbert Farquharson
Characters played by Gordon McLeod
Chief Commissioner
Characters played by Hannen Swaffer
Hannen Swaffer - Radio Personality
Characters played by Vernon Bartlett
Vernon Bartlett - News Broadcaster
Characters played by Eric Dunstan
Eric Dunstan - Radio Personality
Characters played by Gillie Potter
Gillie Potter - Radio Personality
Characters played by Elisabeth Welch
Elisabeth Welch - Singer
Characters played by Eve Becke
Eve Becke - Singer
Characters played by Gershom Parkington
Gershom Parkington - Musician
Characters played by Percival Mackey
Percival Mackey - Band Leader
Characters played by Ivor Barnard
Joseph Higgins
Characters played by Cecil Bevan
Police Doctor
Characters played by George De Warfaz
Foreigner
Characters played by Howard Douglas
Weisskopf
Characters played by Lewis Gilbert
Autograph hunter
Characters played by Pat Hagan
Man on BBC Reception Desk
Characters played by Arthur Hambling
Man On BBC Reception Desk
Characters played by Ord Hamilton
Ord Hamilton - Band Leader
Characters played by Vincent Holman
Detective
Characters played by Bruce Lester
Peter Ridgwell
Characters played by Percy Rhodes
Wife's Lover on Broadcast
