Get this and get it straight. Crime is a sucker's road and those who travel it wind up in the gutter, the prison or the grave.
Dick Powell, on the Lux Radio Theater on June 11, 1945, first played Phillip Marlowe on the radio. This was a radio adaptation of the 1944 movie, from RKO, in which Dick Powell played the lead.
Two years later, Van Heflin starred as Phillip Marlowe in a summer replacement series for the Bob Hope Show on NBC.  Show last for 13 shows.
On September 26, 1948, Gerald Mohr became the third radio Phillip Marlowe, this time on CBS.  It remained a CBS show through its last show in1951. In The April 11, 1950 show, "The Anniversary Gift", William Conrad substituted for Mr. Mohr, becoming the fourth person to play the detective. This series was produced and directed by Norman Macdonnell. It was loosely based on a character created by Raymond Chandler.
Van
Heflin
Gerald Mohr
The Adventures Of
Philip Marlowe
The B B C Presents Philip Marlowe
In September 26, 1977 BBC Saturday Night Theatre brought Phillip Marlowe back to the radio. The BBC productions were adaptation of the Raymond Chandler novels. A total of six novels were adapted by Bill Morrison and produced by John Tydeman.  At the time of production, the rights to "Farewell, My Lovely" were not available due to the 1975 film version, starring Robert Mitchum.  Only the other five were produced, in the order the original books were published. Ten years later, "Farewell, My Lovely" was produced, again with John Tydeman as producer and adapted by Bill Morrison. Phillip Marlowe was played by Ed Bishop.
1  "The Big Sleep"                 
2  "The High Window"        
3  "The Lady In The Lake"
4  "The Little Sister"              
5  "The Long Goodbye"        
6  "Farewell My Lovely"
Monday September 26, 1977
Monday October 17, 1977
Monday November 07, 1977
Monday December 05, 1977
Monday January 16, 1978
Monday September 23, 1988
3 Parts
2 Parts
3 Parts
3 Parts
3 Parts
3 Parts
List Of Shows
Note:  There is some
language and  mature content.
About a PG rating.
Philip Marlowe 49-04-09 A Name To Remember
Philip Marlowe BBC
Lady In The Lake
Pt. 1