Phase IV

Name: Phase IV
Genre: Science Fiction, Horror, Thriller
Released: 1974-01-01
Rating: 6.3
Cast: Nigel Davenport, Michael Murphy, Lynne Frederick, Alan Gifford, Robert Henderson

1974| 1h 23m| IMDb 6.3

Phase IV (1974) is currently streaming in the UK on Paramount+. Last updated 20 January 2026.

Streaming availability last checked 20 January 2026

Science Fiction Horror Thriller

Ecological suspense tale about a strange biological imbalance creating super intelligent ants which attack a scientific installation in the Arizona desert.

Director: Saul Bass