Movie

The Giant Behemoth

Released: March 3, 1959 (1959)

Runtime: 80 minutes

Genres: Science Fiction, Horror

Marine atomic tests cause changes in the ocean's ecosystem resulting in dangerous blobs of radiation and the resurrection of a dormant dinosaur which threatens London.

Main Cast (Top 10 billed, oldest first)

Henri Vidon as Tom Trevethan
Age at release: 50
André Morell as Prof. James Bickford
Age at release: 49
Lloyd Lamble as Senior Admiral, at the Admiralty
Age at release: 45
Jack MacGowran as Dr. Sampson, the paleontologist
Age at release: 40
Gene Evans as Steve Karnes
Age at release: 36
Patrick Jordan as Photo Lab Aide
Age at release: 35
Maurice Kaufmann as Mini Submarine Officer
Age at release: 31
John Turner as John
Age at release: 26
Leigh Madison as Jean Trevethan
Age at release: 24
Alastair Hunter as Dr. C. A. Morris, the village doctor
Age at release: Unknown

Show more cast

Leonard Sachs as Dialogue Scientist at Conference (bit)
Age at release: 49
Ernest Blyth as Scientist at Conference (uncredited)
Age at release: 49
Neal Arden as TV Newscaster (uncredited)
Age at release: 49
Howard Lang as Naval Commader, at the "Valkyrie" wreck (uncredited)
Age at release: 47
Neil Hallett as Dr. Sampson's Helicopter Pilot (uncredited)
Age at release: 34
André Maranne as French Radio Officer (uncredited)
Age at release: 32
Guy Standeven as Naval Officer in Situation Room (uncredited)
Age at release: 30
Max Faulkner as PLA Radio Operator (uncredited)
Age at release: 28
Derren Nesbitt as The Radar Operator, at the radar room (uncredited)
Age at release: 23
Paul Beradi as Man Listening to Car Radio (uncredited)
Age at release: Unknown