Young Frankenstein

An American grandson of the infamous scientist, struggling to prove that his grandfather was not as insane as people believe, is invited to Transylvania, where he discovers the process that reanimates a dead body.
A young neurosurgeon inherits the castle of his grandfather, the famous Dr. Victor von Frankenstein. In the castle he finds a funny hunchback, a pretty lab assistant and the elderly housekeeper. Young Frankenstein believes that the work of his grandfather was delusional, but when he discovers the book where the mad doctor described his reanimation experiment, he suddenly changes his mind.