Slip and the gang stray from newspaper work to detective work.
Sach and the gang (Bowery Boys) find stashed cash in an old farmhouse apparently haunted.
The Bowery Boys: In order to be able to get the names of winning horses at the track, Sach agrees to sell his soul to the devil.
Slip, Sach and the rest of the Bowery Boys enter a haunted house, where they engage in slapstick with a gorilla, a robot and a vampire
Sach is given a post-hypnotic suggestion that turns him into a championship prizefighter.
When Sach eats too much sugar, he goes into a trance whereby he's able to predict the future. Slip tries to make some money off of Sach by using him as a fortune teller in a carnival, until a mad scientist kidnaps Sach to use him in an intelligence-switching experiment with a monster.
The Bowery Boys take on British crooks when one of them thinks he's inherited a title.
Slip and Sach (Bowery Boys) go to prison to help a reporter with a story.
Sach is the exact double of a famous French scientist who has invented a powerful rocket fuel. Enemy agents, mistaking Sach for the scientist, attempt to kidnap him and get the formula for the fuel.
Slip, Sach and the gang (Bowery Boys) think an air-raid test is for real and join the Army.
Sach and the gang baby-sit a bratty TV star.
When one of the Boys agrees to be hypnotized, he discovers he led a past life in the 1600s as a British tax collector.
The Bowery Boys tangle with Scotland Yard, diamond smugglers and a gem-toting canine during an ocean cruise.
The Bowery Boys find a lamp that has strange magic powers.
Sach discovers that he is heir to a farm in rural hillbilly country. He and the boys go to the farm to check it out, and find themselves mixed up with feuding hillbillies and a gang of bank robbers.
The Bowery Boys are enrolled in a fancy college by a pair of rich snobs who think they can turn the Boys into classy guys. Sach becomes a football star, and is kidnapped by gangsters to keep him out of the big game.
Slip (Leo Gorcey), Sach (Huntz Hall), Bobby (Bobby Jordan), Whitey (William Benedict) and Chuck (David Gorcey) unsuccessfully try to sell a dilapidated car to a street cleaner for a fabulous amount, so they can get enough money to save Louie's (Bernard Gorcey) Malt Shop. Sidewalk photographer Cathy Smith (Teala Loring) snaps a pictures of three bank robbers as they are fleeing a robbery but when the Bowery Boys and Cathy realize that Sach is also in the photograph, they break into the photo lab to destroy the negative, which might make the police think Sach was involved in the robbery.
Sach just lost his job as an assistant to a private detective, but he wasn't paid. Slip goes with him down to the detective's office to demand payment, but finds the office empty. A woman enters the office and mistakes Slip for the detective and convinces him to take on a case to find her sister after offering a $50 retainer.
The Bowery Boys come to the rescue when a corrupt taxi company puts the squeeze on several independent drivers.
After being punched in the nose, Sach finds out that he has the ability to read minds. Slip and the gang start up a detective agency try to cash in on Sach's new powers.