Loose in London (1953)

Sach is given a post-hypnotic suggestion that turns him into a championship prizefighter.

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.

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 rest of the Bowery Boys enter a haunted house, where they engage in slapstick with a gorilla, a robot and a vampire

Slip and Sach are in the sidewalk star-gazing business when they see a murder committed in a room at the El Royale Hotel.

The Bowery Boys find a lamp that has strange magic powers.

Sach and the gang baby-sit a bratty TV star.

A ghost helps the Bowery Boys capture a gang of crooks led by a mad doctor.

Slip and Sach (Bowery Boys) go to prison to help a reporter with a story.

Slip gets fired from his job at a construction company for decking his boss. His sister, who got him a job at the company, is angry with him. Slip manages to get a job with the District Attorney serving warrants, as does Sach. Through his job, Slip finds out that all is not quite kosher at his old construction company, and that his sister may be in danger.

Slip and correspondence school pilot Sach, go to an air base to help a pal out...but find themselves in when they mistakenly sign enlistment forms. Can the Air Force turn these dodos into eagles? The guys may be airborne airheads, But just watch them find a way to ground a spy network that's infiltrated the base.

The boys buy a uranium mine out west, but when they get there they find that it's pretty much worthless. However, the local badmen are distrustful of these new strangers, and when they mistakenly get the impression that the mine is loaded with uranium, they hatch a scheme to get rid of the boys and take over the mine.

The Bowery Boys (Bowery Boys) open a nightclub after Sach has his tonsils out and wakes up with a singing voice.

While working in a laundromat, the boys find a baby hidden among the linen. They soon find out that the baby, who is the heir to a fortune, has been abandoned by his mother so that her two evil aunts can't cheat her and the baby out of the inheritance. The boys determine to help the woman claim her baby's rightful inheritance from her aunts, who have hired gangsters to find and eliminate the girl, the baby and anyone who helps them.

The Bowery Boys join the Navy to catch some crooks who are posing as sailors.

The Bowery Boys--Slip, Sach, Bobby, Whitey & Chuck--start their own exterminating service, and get a job which takes them to a spooky old abandoned mansion in the middle of the night. Meeting up with pal Gabe and his new French bride, the boys are tormented by mad scientists who try to convince them the place is haunted and then kidnap Sach in order to place his brain inside a gorilla.

Sach and the gang (Bowery Boys) fool Nazis and a sultan in North Africa.

Slip and Sach are working as cleaners in a high rise building. They enter an office to clean it when a messenger hears them use Slip's given name, Terrance Mahoney. The messenger has a letter for "Terrance Mahonoey, Esq." and mistakenly delivers it to Slip. The letter informs Slip that he has inherited a mansion in Long Island. The boys then make their way to the mansion and find that it is inhabited by diamond smugglers. The real owner of the house shows up and helps save the day and defeat the smugglers and gives the boys the house as a reward.

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.