Kathleen Denise Quinlan Abbott (born November 19, 1954) is an American film and television actress. She is best known for her Golden Globe-nominated performance in the 1977 film of the novel I Never Promised You a Rose Garden, and her Golden Globe and Academy Award-nominated role in the 1995 film Apollo 13, along with many roles in other feature films, television movies and series, in a career spanning almost five decades.

Early life and education
She was born in Pasadena, California, the daughter of Josephine (née Zachry), a military supply supervisor, and Robert Quinlan, a television sports director, and raised in Mill Valley, California, where she attended Tamalpais High School, studied drama, and began her acting career.