Summary: While vacationing with her husband in Italy, a middle-aged woman wakes up one morning to find that the man in bed with her is not her husband but an imposter. He, however, claims he is her husband, and she cannot get anyone to believe her. (imdb)

Genre: Suspense/Thriller

Country: USA

Directed By: John Peyser

Written By: Henry Slesar, David P. Harmon

Starring: Sancho Gracia, Janet Leigh, Barbara Steele, Cesare Danova, Rossano Brazzi, Eric Braeden, Joseph Lenzi, Juan Elices

More information at the Internet Movie Database