Irene Dunne and Irene Cara are both famous actresses. Irene Dunne was an American actress, singer, and comedian who starred in films such as The Awful Truth and Show Boat. She was nominated for five Academy Awards and won the Jean Hersholt Humanitarian Award in 1960. Irene Cara is an American singer, songwriter, and actress best known for her roles in Fame and Flashdance. She won an Academy Award for Best Original Song for 'Flashdance...What a Feeling' in 1983.