American film and television producer.
In television, he produced a string of sci-fi "classics" including
Voyage to the Bottom of the Sea (1964-1968),
Lost in Space (1965-1968),
The Time Tunnel (1966-1967), and
Land of the Giants (1968-1970).
In film, he is best known for his 1970s
disaster movies, which included
The Poseidon Adventure (1972),
The Towering Inferno (1974), and
The Swarm (1978) earning him the nickname "The Master of Disaster".
John Williams scored many of Allen's productions.