Characters played by Eric Portman
Victor James Colebrooke
alias Tom Maren
Characters played by Dulcie Gray
Anne Fielding
Characters played by Derek Farr
Jack Williams
Characters played by Roland Culver
Chief Insp. Conway
Characters played by Stanley Holloway
Sgt. Sullivan
Characters played by Barbara Everest
Mrs. Colebrooke
Characters played by Bonar Colleano
Cpl. Nick Mappolo
Characters played by Jenny Laird
Jeannie McLaren
Characters played by Kathleen Harrison
Florrie
Characters played by Bill Shine
Det. Ellis
Characters played by Viola Lyel
Mabel Cooper
Characters played by John Salew
Det. Walters
Characters played by John Ruddock
Glover
Characters played by Edna Wood
Miss Kemp
Characters played by George Carney
Boat Rental Agent
Characters played by Mary Mackenzie
Girl at Fair
Characters played by Wilfrid Hyde-White
Guide in Madame Tussaud's
Characters played by Moira Lister
Miss Willis
Characters played by Gerhard Kempinski
Head Waiter
Characters played by Caven Watson
Underground Attendant
Characters played by Wally Patch
Merry-Go-Round Barker
Characters played by Frank Atkinson
Chip Shop Customer
Characters played by Marie Ault
Flower Seller
Characters played by Beatrice Campbell
Muriel
Characters played by Howard Douglas
Head Park Keeper
Characters played by Alexander Field
1st Newspaper Seller
Characters played by Soja Ooternan
Singer
Characters played by Tony Quinn
Mugsy Knight
Characters played by Johnnie Schofield
Chip Shop Owner
Characters played by Harry Terry
Park Keeper
Characters played by Klaas van Beek
Singer