As American policemen in London, Bud and Lou meet up with Dr. Jekyll and Mr. Hyde.

The Wolf Man tries to warn a dimwitted porter that Dracula wants his brain for Frankenstein monster's body.

Lester and Orville accidentally launch a rocket which is supposed to fly to Mars. Instead it goes to New Orleans for Mardi Gras. They are then forced by bank robber Mugsy and his pal Harry to fly to Venus where they find a civilization made up entirely of women, men having been banished.

Two ex-soldiers return from overseas--one of them having smuggled into the country a French orphan girl he has become attached to. They wind up running into their old sergeant--who hates them--and getting involved with a race-car builder who's trying to find backers for a new midget racer he's building.

After Flash Fulton and Weejie McCoy take pictures of a bank robbery, they're lured to the mountain resort hideout of the robbers, where they meet an old friend and his band.

Popular crooner Russ Raymond abandons his career at its peak and joins the Navy using an alias, Tommy Halstead. However, Dorothy Roberts, a reporter, discovers his identity and follows him in the hopes of photographing him and revealing his identity to the world. Aboard the Alabama, Tommy meets up with Smoky and Pomeroy, who help hide him from Dorothy, who hatches numerous schemes in an attempt to photograph Tommy/Russ being a sailor.

In the gay '90s, cardsharps take over a Mississippi riverboat from a kindly captain. Their first act is to change the showboat into a floating gambling house. A ham actor and his bumbling sidekick try to devise a way to help the captain regain ownership of the vessel.

Stranded in Egypt, Bud and Lou find themselves in the buried tomb of a living mummy.

Two bumbling plumbers are hired by a socialite to fix a leak. A case of mistaken identity gets the pair an invitation to a fancy party and an entree into high society. As expected, things don't go too smoothly.

Two bumbling service station attendants are left as the sole beneficiaries in a gangster's will. Their trip to claim their fortune is sidetracked when they are stranded in a haunted house along with several other strangers.