Carmelita and Uncle Matt find themselves in a haunted house, but the "ghosts" are actually enemy agents who are trying to frighten away visitors in order to develop a nitroglycerin bomb.
Frankenstein's unscrupulous colleague, Dr. Bohmer, plans to transplant Ygor's brain so he can rule the world using the monster's body, but the plan goes sour when he turns malevolent and goes on a rampage.
In this western, a ranch foreman and the bosses son go to a saloon to slake their thirst and find themselves in the midst of a battle started by the feisty saloon owner's wicked ex-husband who loots the safe in the ensuing scuffle.
A girl reporter is trying to tack down the lady-in-the-title, as a key witness in a graft trial, which involves three murder and that many failed attempts.
"The Heavenly Play" - Mats Ersson is engaged to Marit and they plan to get married in the spring. But when the plague comes, the people accuse Marit of witchcraft.
Hoping to increase its box-office allure by adopting the title of a popular song, Deep in the Heart of Texas (clap!clap!clap!clap!) was the first Johnny Mack Brown western of the 1942-43 season.