Radio: Guest-starred in many radio programs in the 1940s and 1950s, including "The Lux Radio Theater," "Suspense" and "The Screen Guild Theater."
(1948) Radio: His company, Mayfair Syndication, produced the series "The Damon Runyon Theatre."
(1959) Unsold pilot: Executive producer of a pilot titled "Box 13," based on his 1948-49 radio series. The pilot was written by Aaron Spelling and directed by Jerry Hopper. It starred Bill Leslie (in Ladd's old role as Dan Holiday), Carolyn Jones and Paul Richards.
(2/22/55) Radio: Appeared (as "Shane") in a "Lux Radio Theater" production of his 1953 film Shane (1953). Van Heflin also repeated his role in the film.
(11/22/43) Radio: Appeared in a "Lux Radio Theatre" production of "China".
(1943) Radio: Appeared (as "Philip Raven") in a "Lux Radio Theatre" broadcast of "This Gun for Hire".
(1/15/45) Radio: Appeared in the "Alan Ladd Makes George Jealous" episode of "The Burns & Allen Show".
(4/21/49) Radio: Appeared (as "Johnny Morrison") in a "Screen Guild Theater" broadcast of "The Blue Dahlia".
(9/16/49) Radio: Appeared (as "Whispering Smith") in a "Screen Director's Playhouse" broadcast of "Whispering Smith".
(11/18/46) Radio: Appeared (as "Philip Masson"/"John Martin") in a "Lux Radio Theater" broadcast of "O.S.S.".
(1944) Radio: Appeared (as "Rick Blaine") in a "Lux Radio Theatre" broadcast of "Casablanca".