Bill Masen
Christine Durrant
Karen Goodwin
Tom Goodwin
Mr. Coker
Dr. Soames
Miss Coker
Luis de la Vega
Susan
Teresa de la Vega
Captain - SS Midland
Bettina (as Carol Ann Ford)
Flight 356 Radioman
Nurse Jamieson (as Collette Wilde)
Greenhouse Watchman
Poiret
Train Passenger (uncredited)
Flight 356 Pilot (uncredited)
SS Midland Passenger (uncredited)
Escaped Prisoner (uncredited)
Blind Man at Station (uncredited)
Triffid (uncredited)
Mary (uncredited)
Narrator / Parisian Radio Operator (voice) (uncredited)
Blind Woman (uncredited)
Burly Man (uncredited)
Man in Train Station (uncredited)
Train Crash Survivor (uncredited)
Airline Passenger (uncredited)
Blind Man (uncredited)
Panicky Blonde on Flight 356 (uncredited)
Ticket Agent (uncredited)