Screw Loose

The owner of an Italian natural food company has a heart attack and asks his son, Bernardo, to find the man who saved his life in World War II and bring him to his deathbed. He does so and finds the man in a sanitarium and must deal with his hijinks all the way back to Milan.

Screw Loose is a 1999 romance comedy movie directed by Ezio Greggio, starring Gianfranco Barra, Julie Condra, Mel Brooks. It holds an IMDb rating of 4.2/10 from 1,035 votes and runs 1h 25m.