Mary Therese Cadorette (born March 31, 1957) is an American actress best known for playing Jack Tripper's live-in girlfriend, flight attendant Vicky Bradford, on the short-lived 1984 Three's Company spin-off Three's a Crowd. Cadorette was born in East Hartford, Connecticut. She started taking dance classes when she was five years old and later entered dance competitions. She gives credit to her love of dance for her career milestones. She was Miss Connecticut in the 1975 Miss America pageant. She graduated from the University of Connecticut i…