Casey moves into a rooming house to try to befriend a woman whose former boyfriend was a suspect in a jewel heist.

Casey is hard at work searching for an artist who appears to have walked away from his young daughter.

Casey looks into the case of a woman and a series of threatening phone calls that have been made to her.

To solve an armed robbery case, Casey assumes the identity of a blackmailer, then acts as an intermediary between the victim and the perpetrator.

Casey goes undercover a nurse in a sanatorium to follow a dangerous stream of illegal narcotics to its source.

Casey is tasked with investigating a college basketball team, and must find out if players are fixing their games.