Gangster Eddie Kagel is killed by a trusted lieutenant and finds himself in Harry Redmond Jr's special-effects Hell, where Nick/The Devil sees that he is an-exact double for a judge who Nick doesn't approve of. Eddie is agreeable to having his soul transferred to the judge's body, as it will give him a chance to avenge himself on his killer. But every action taken by Eddie (as the judge) results in good rather than evil and, to Nick's dismay, the reputation and influence of the judge is enhanced, rather than impaired by Eddie. And Eddie also falls in love with the judge's fiancée, Barbara. Even Eddie's planned revenge fails and Nick is force...
Dracula arrives at Dr. Edelman's office asking for a cure to his vampirism. However, this is a ruse by Dracula to get near Dr. Edelman's beautiful female assistant and turn her into a vampire. Meanwhile, a sincere Lawrence Talbot, AKA the Wolfman, arrives seeking a cure for his lycanthropy. When Dr. Edelman's first attempt fails, Talbot tries to commit suicide by jumping off a cliff, but instead finds a network of underground caves where Frankensteins Monster is in stasis. Chaos ensues as the three monsters fight for dominance of each other.
Nuclear tests in the desert result in the growth of gigantic mutant ants who menace cities in the American south-west as a team of investigators and the army search for a way to control their spread in this Cold War-era monster film.
In San Francisco in the 1850's, Rick Nelson, wealthy California miner, at the urgent request of his friend, crusading newspaper editor Jim Martin. comes to San Francisco. Nelson takes no interest in being part of a vigilante clean-up of the city until he meets the beautiful Adelaide McCall, a real good friend of crooked politician Andrew Cain. Adelaide falls in love with Nelson, and hi gets quickly involved on politics, love and the establishment of law-and-order on the Barbary Coast...and Nob Hill.