Encounters In The Deep (1979)

aka’s: Incontri Con Gli Umanoidi/
Encuentro En El Abismo/Uragano Sulle Bermude – L’ultimo S.O.S./Encounter In The Abyss/Encounters Of The Deep

After an engaged couple mysteriously disappears in the Bermuda Triangle, the girl’s father organizes an expedition to the area along with Mike (Gianni Garko). When they get there, they discover the presence of extraterrestrial communities who are carrying out studies on the human race. Also stars Andrés García and Gabriele Ferzetti.