Jill Ireland: Jill Ireland. Actress: Hard Times. Jill Ireland was a British-American actress best known for her appearance as "Leila Kalomi," the only woman Mr. Spock ever loved (in the Star Trek (1966) episode, This Side of Paradise (1967)) and for her many supporting roles in the movies of Charles Bronson. She is also known for her battle with breast cancer, having written two books on her fight with the disease and...