Cast
Barbara Steele
Extra
Marianne Stone
Hospital Administrator (uncredited)
Peter Vaughan
2nd Police Constable on Train (uncredited)
Carol White
Schoolgirl in Assembly Hall (uncredited)
Taina Elg
Miss Fisher
Reginald Beckwith
Lumdsen
Jameson Clark
MacDougal
Jill Haworth
Schoolgirl on Train (uncredited)
Michael Brennan
Detective on Train (uncredited)
Leslie Dwyer
Milkman
Sam Kydd
Train restaurant staff (uncredited)
Bruce Seton
Policeman on Train (uncredited)
Brenda De Banzie
Nellie Lumsden
Barry Jones
Professor Arthur Logan
Faith Brook
Mandy Robinson ("Nannie")
Michael Goodliffe
Brown
Duncan Lamont
Andrew Cruickshank
Sheriff
Joan Hickson
Miss Dobson
Kenneth More
Richard Hannay
James Hayter
Mr Memory
Sidney James
Perce Baker
Brian Oulton