Love is a Splendid Illusion, also known as Bed and Don't Tell, is a 1970 British sex comedy film directed by Tom Clegg and starring Simon Brent and Andrée Flamand. A businessman's cheating ways come to a head in Italy when the secret lover of his equally cheating wife turns out to be a potential business partner.

Plot

Designer Christian Dubarry travels to Italy to meet Bernard Collins, with whom he wants to do business. Christian takes his wife Amanda with him, unaware that Collins has been having an affair with her in London. Dubarry soon becomes interested in another woman, Michele Howard, staying at the same hotel. He is also attracted to high-class German call girl Sophie. When he discovers Amanda's affair with Collins, Dubarry breaks up with her, but finally they are reconciled.