The Affairs of Susan is a 1945 American romantic comedy drama film directed by William A. Seiter and starring Joan Fontaine, Walter Abel, George Brent, Dennis O'Keefe and Don DeFore.

Susan Darell, a successful dramatic actress, returns to New York City from a tour entertaining the troops overseas.

Then Richard discovers that Susan has an ex-husband (and her current Broadway producer) named Roger Berton and two other former boyfriends when he sees their pictures in her living room.

When actress Mona Kent shows up, hoping to be cast as Joan of Arc in his next production, he flees by rowboat to an island.

However, he thinks she is perfect to play Joan and makes her an actress, against her strong resistance.

Just before the premiere of Joan of Arc, Mona shows up and tries to sabotage it by getting a naive Susan drunk.

She gets Bill drunk, knowing that when he is intoxicated he will agree to anything, and sets out to find a justice of the peace to marry them, but at the last moment, changes her mind.

"[2] He thought all four male leads gave capable performances, but found Fontaine's to be "very uneven".