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.
A counterfeiting gang implicate a bank employee in their crimes, but their cover-story about a ghost in the house where they do their printing backfires on them.
Director Rowland V. Lee's wacky 1942 comedy, about an absent-minded scientist working on a secret formula at an explosives plant, stars Edmond O'Brien, Victor McLaglen, Dorothy Lovett, June Havoc, Eddie Foy Jr.
J. P. Courtney wants to update the music on the radio program he sponsors, but his wife, Agatha Courtney, is the final authority and addicted to the classics and won't allow him to replace Professor Bistell and his symphonic orchestra.
Taavetti, the young master of Rantasuo, refuses to give up, even though frost destroys his harvest, a crooked logger steals his forest money, and a dishonest bailiff takes away his freedom.