The Case Of The Constant Companion

Michael "Mike" Shayne is a fictional private detective character created during the late 1930s in a series of novels written by writer Brett Halliday, a pseudonym of Davis Dresser. The character appeared in a series of seven films starring Lloyd Nolan for Twentieth Century Fox, five films from the low-budget Producers Releasing Corporation with Hugh Beaumont, a radio series under a variety of titles between 1944 and 1953, a television pilot broadcast in 1958, and later in 1960–1961 in a 32-episode NBC television series starring Richard Denning in the title role.

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“The Case Of The Constant Companion.” Michael Shayne. Radio broadcast, December 4, 1948.