Michael Joseph Anderson Jr. is a British and American retired actor whose 40-year career includes roles in The Sundowners, In Search of the Castaways, The Sons of Katie Elder, and Logan's Run. During the 1966 television season he starred as Clayt Monroe in The Monroes.

The Sundowners is a 1960 Technicolor comedy-drama film that tells the story of a 1920s Australian outback family torn between the father's desires to continue his nomadic sheep-herding ways and the wife and son's desire to settle in one place. The Sundowners was produced and directed by Fred Zinnemann, adapted by Isobel Lennart from Jon Cleary's 1952 novel of the same name, with Deborah Kerr, Robert Mitchum, and Peter Ustinov, Glynis Johns, Mervyn Johns, Dina Merrill, Michael Anderson Jr., and Chips Rafferty.