Martin Kane (9-1-49 to 6-17-54, NBC, and syndicated 1958)...one of the earliest tv private eyes, played at various times by William Gargan, Lee Tracy, and Lloyd Nolan....the NBC episodes were live and commercials for their tobacco sponsor are woven into the plot line...the 1958 series is set in Europe.

Altered Will
Black Pearl w/o/c  3-27-52
Beauty Queen
Clothing Company Mobsters w/o/c
Fine Parlay w/o/c
Fortune Teller
Heroin in Peanuts 1951 w/o/c Live,
Hockey Rink Murder
Johnny Silver
Lynne Lake
Narcotic Smuggling at Seas
Milk Bottle Burglar
Missing Daughter 1949
Nightclub Murder 1-31-52 woc
Radio Personality Murdered w/o/c
Shoeshine Murder
Gambling Murder Witness
District Attorney Killer
Face of the Inventor
Paper Bag Robbery
Trip to Bermuda
Comic Strop Killer
Eyewitness Resurfaces
Subway Switch

teenage drug addict
$75,000 robbery
crazy woman locked up