Warlords of Atlantis (aka Warlords of the Deep, though see below for further variant titles) is a 1978 British adventure science fiction film directed by Kevin Connor and starring Doug McClure, Peter Gilmore, Shane Rimmer, and Lea Brodie. The plot concerns a trip to the lost world of Atlantis. The screenplay was by Brian Hayles. It was filmed in colour with monaural sound and English dialogue, and runs for 96 minutes. Warlords of Atlantis received a Motion Picture Association of America (MPAA) rating of PG. It was novelised by Paul Victor.