At a Chicago racetrack, Johnny investigates danger surrounding the heavily insured racehorse Piledriver and uncovers a criminal plan that puts more than the horse at risk.

This Yours Truly, Johnny Dollar broadcast aired on October 8, 1949. It is listed as episode 20 in the archive. CBS Radio Network carried the broadcast. The cast includes Charles Russell, William Conrad, Doris Singleton, Jerry Hausner, and Herb Butterfield. Other credited names include Gordon T. Hughes as director, Paul Dudley as writer, Gil Doud as writer, and Paul Masterson as announcer.

The surviving recording runs about 30 minutes.

A detective drama about freelance insurance investigator Johnny Dollar, whose expense-account narration carries him through fraud, theft, missing persons, and murder cases across several distinct starring eras.