Blackie runs into a woman he formally loved who now is married with a kid. When her husband gets out of prison he's killed in Blackie's apartment and of course the police thing Blackie pulled the trigger. Blackie must set out to prove his innocence as well as capture the real killers.

Blackie is the natural suspect when an expensive pearl necklace is stolen while he is supposed to be guarding it.

A mad scramble for stolen loot ensues after Boston Blackie has prisoners released for work in a wartime defence plant.

Blackie is implicated in a murder when he accidently sells a phony Charles Dickens first edition at an auction.

Blackie is arrested when retrieving stolen gems from a safety deposit box for a friend.

Boston Blackie, in the 11th film of the Columbia series, indulges in some wit-trading with a squirmy spiritualist who deals in blackmail, murder and the occult. "Blackie" out to help his pal, "Runt," recover some jewels, finds himself involved in the homicides, and also finds himself as the prime suspect, and now has to find the real culprit in order to clear himself. So "Blackie,", a man of many talents and already a proved magician from cases past, shows he knows a little bit about dancing skeletons, walking phantoms and spiritualism himself, and holds a séance to unmask the murderer.

Blackie is seen leaving a Chinese laundry where the proprietor has been murdered, and must track down the real killer in Chinatown.

Blackie performs in a magic show at a women's prison, which gives an inmate an opportunity to escape.

A murder is committed during the auction of a valuable statue. The prime suspect is Boston Blackie, whose reputation for living on the edge of the law makes him an easy target for the police. When the body disappears, Blackie must find it to prove his innocence.

In Alias Boston Blackie, an escaped convict named Boston Blackie tries to prove his innocence while getting caught up in a Christmas film plot full of revenge, disguise, and murder in New York City.

Boston Blackie, an ex-convict turned reformed thief, gets caught up in a murder case when his friend is accused of the crime. With the help of his valet and a dumb cop, Blackie sets out to find the real killer and clear his friend's name. Along the way, he must navigate through deception, Nazi spies, and a secret code to uncover the truth.

Blackie receives a call from a friend who asks him to retrieve some money from his apartment and deliver it to him in California. Performing this good deed, he is accused of theft, but is allowed to proceed to Hollywood to help the police find a lost diamond.

Blackie helps the police rescue hostage from an escaped maniac on a killing spree.

After a rare gem is stolen from an exhibition at a posh hotel, Inspector Farraday decides to recruit former thief Boston Blackie to find the stone. Along with his assistant, "The Runt", Blackie focuses his investigation on the hotel manager, George Daley, and his sister, Eileen. Through disguises and ruses, Blackie and the Runt try to trick their way to discovering the thieves.