Secret Agent X-9

Secret Agent X-9, later renamed Secret Agent Corrigan, was a detective comic strip created by novelist (and former detective) Dashiell Hammett and artist Alex Raymond. Syndicated by King Features, it ran from January 22, 1934 until February 10, 1996. Later writers included Leslie Charteris and Archie Goodwin. Later artists included Charles Flanders, Austin Briggs, Al Williamson, and George Evans.