This is Your FBI aired from 1945 to 1953. The show got the endorsement of J. Edgar Hoover and many times featured crimes that were well known at the time, told from the perspective of the agent working the case. The show featured Frank Lovejoy, William, Conrad, Betty White, and Herb Ellis to name a few.

The radio drama Yours Truly, Johnny Dollar debuted on CBS in 1948 with Dick Powell portraying the titular character. The series followed the thrilling adventures of Johnny Dollar, a freelance insurance investigator whose cases led him into solving a variety of intriguing crimes. Over the years, several actors took on the role, including Charles Russell, Edmond O’Brien, John Lund, Gerald Mohr, Bob Bailey, Bob Readick, and, in the show’s final year (1962), Mandell Kramer.

Richard Diamond, Private Detective premiered on NBC in 1949. The roll of Richard Diamond, a wise cracking private eye, was played by Dick Powell with his best girl being Helen Asher, played by Virginia Gregg. The show moved to ABC in 1951, then in 1953 it moved to CBS.

Sky King was an American radio adventure series that aired from 1946 to 1954. The show starred Earl Nightingale as Schuyler "Sky" King, a heroic rancher and pilot who used his airplane to thwart criminals, rescue people in distress, and solve mysteries. The program was set in the fictional Flying Crown Ranch in Arizona, where Sky lived with his niece, Penny King, and nephew, Clipper. The series' success later inspired a television adaptation, which expanded its audience and secured its place in popular culture.

The Falcon was a hard boiled drama that featured an American agent code named “Falcon,” though later episodes depict the Falcon as an insurance investigator. The show aired on the various networks from 1943 to 1953. The show originally starred Barry Kroeger, followed by James Meighan, Les Tremayne, George Petrie, and Les Damon.

The radio drama Yours Truly, Johnny Dollar debuted on CBS in 1948 with Dick Powell portraying the titular character. The series followed the thrilling adventures of Johnny Dollar, a freelance insurance investigator whose cases led him into solving a variety of intriguing crimes. Over the years, several actors took on the role, including Charles Russell, Edmond O’Brien, John Lund, Gerald Mohr, Bob Bailey, Bob Readick, and, in the show’s final year (1962), Mandell Kramer.

Richard Diamond, Private Detective premiered on NBC in 1949. The roll of Richard Diamond, a wise cracking private eye, was played by Dick Powell with his best girl being Helen Asher, played by Virginia Gregg. The show moved to ABC in 1951, then in 1953 it moved to CBS.

Sky King was an American radio adventure series that aired from 1946 to 1954. The show starred Earl Nightingale as Schuyler "Sky" King, a heroic rancher and pilot who used his airplane to thwart criminals, rescue people in distress, and solve mysteries. The program was set in the fictional Flying Crown Ranch in Arizona, where Sky lived with his niece, Penny King, and nephew, Clipper. The series' success later inspired a television adaptation, which expanded its audience and secured its place in popular culture.

John Steele, Adventurer was an exciting drama starring Don Douglas. The character of John Steele was a thrill seeker and found adventure while taking on jobs in exotic locations. It first aired on April 29, 1949 on the Mutual Broadcasting Network. Other cast members were John Larkin, Bryna Raeburn, and Jack Edwards.

The radio drama Yours Truly, Johnny Dollar debuted on CBS in 1948 with Dick Powell portraying the titular character. The series followed the thrilling adventures of Johnny Dollar, a freelance insurance investigator whose cases led him into solving a variety of intriguing crimes. Over the years, several actors took on the role, including Charles Russell, Edmond O’Brien, John Lund, Gerald Mohr, Bob Bailey, Bob Readick, and, in the show’s final year (1962), Mandell Kramer.