(TV Series documentary) (producer - 10 episodes, 1966 - 1969) (executive producer - 1 episode, 1971)
(TV Series) (producer - 5 episodes)
(TV Series) (producer - 8 episodes)
Director for CBS Radio's "The Ford Theater" (1948-49).
Did You Know?
For many years, he was married to Academy Award-winning actress Mercedes McCambridge
, whom he had met while producing and directing Orson Welles
' 'Mercury Theater' summer series in 1946. Markle subsequently directed McCambridge in starring roles on his Studio One and Ford Theater radio series.