Best remembered as Captain Anderson to Jack Webb's gritty sergeant in the now campy classic film, The D.I. (1957), a supposedly realistic account about Marine boot camp.
Father of Brian McCarthy and Erin McCarthy.
Opened "The Chase" by Horton Foote on Broadway in the Playhouse Theatre on April 15, 1952. The play was produced by José Ferrer, and co-starred Murray Hamilton, Kim Hunter and Lin's long-time friend Lonny Chapman.
Two children with his wife Loretta Daye: Erin Christine McCarthy and Brian Linwood McCarthy.
Used his G.I. bill after serving during World War II to study acting at Geller's Theater Workshop in Los Angeles.