Unfaithfully Yours
- taona: 1948
- Firenena: United States of America
- Genre: Comedy, Romance
- Studio: 20th Century Fox
- Keyword: suspicion, orchestra, older man younger woman relationship, private detective, symphony, orchestra conductor
- tale: Preston Sturges
- Cast: Rex Harrison, Linda Darnell, Rudy Vallee, Barbara Lawrence, Kurt Kreuger, Lionel Stander