S1·E4 The Doodle Bug

Gene and Pat run into a runaway wagon. Gene finds the driver dead, with a silver arrow shot into him. Gene and Pat inform the sheriff, who tells them that a robber, Randy Edwards had just been released from jail. Randy's attorney tells Gene that the silver arrow is Randy's sign. It turns out that during Randy's sentence, his attorney assumed the title of his ranch, The Silver Arrow, this leads Gene to believe that Randy was framed. The attorney is forming a lynching for Randy, who is hidden by Gene. He ambushes a caf'e owner, and the sheriff clears Randy's name.