Howard Keel
Role: Bill Masen
Janina Faye
Role: Susan - Child on the Train
Nicole Maurey
Role: Christine Durrant
Janette Scott
Role: Karen Goodwin
Kieron Moore
Role: Tom Goodwin
Mervyn Johns
Role: Mr. Coker
Ewan Roberts
Role: Dr. Soames
Alison Leggatt
Role: Miss Coker
Geoffrey Matthews
Role: Luis de la Vega
Gilgi Hauser
Role: Teresa de la Vega
John Tate
Role: Captain - SS Midland
Carole Ann Ford
Role: Bettina
Arthur Gross
Role: Flight 356 Radioman
Colette Wilde
Role: Nurse Jamieson
Ian Wilson
Role: Greenhouse Watchman
Victor Brooks
Role: Poiret
Chris Adcock
Role: Train Passenger (uncredited)
Michael Bishop
Role: Flight 356 Pilot (uncredited)
Ernest Blyth
Role: SS Midland Passenger (uncredited)
Jim Brady
Role: Escaped Prisoner (uncredited)
Jimmy Charters
Role: Blind Man at Station (uncredited)
Mick Dillon
Role: Triffid (uncredited)
Katya Douglas
Role: Mary (uncredited)
Peter Dyneley
Role: Narrator / Parisian Radio Operator (voice) (uncredited)
Mabel Etherington
Role: Blind Woman (uncredited)
Thomas Gallagher
Role: Burly Man (uncredited)
Muriel Greenslade
Role: SS Midland Passenger (uncredited)
George Hilsdon
Role: Man in Train Station (uncredited)
Gerry Judge
Role: Train Passenger (uncredited)
Frederick Kelsey
Role: Train Crash Survivor (uncredited)
Juba Kennerley
Role: Airline Passenger (uncredited)
Edith Pavitt
Role: SS Midland Passenger (uncredited)
Harry Phipps
Role: Man in Train Station (uncredited)
Bill Rayment
Role: Train Crash Survivor (uncredited)
Ernie Rice
Role: Train Crash Survivor (uncredited)
Johnny Rossi
Role: Escaped Prisoner (uncredited)
John Simpson
Role: Blind Man (uncredited)
Esme Smythe
Role: Panicky Blonde on Flight 356 (uncredited)
Sidney Vivian
Role: Ticket Agent (uncredited)
Joe Wadham
Role: Train Passenger (uncredited)
Fred Wood
Role: Train Passenger (uncredited)