The Misadventures of Merlin Jones

The Misadventures of Merlin Jones is a 1964 Walt Disney production starring Tommy Kirk and Annette Funicello. Kirk plays a college student who experiments with mindreading and hypnotism, leading to runins with a local judge. Funicello plays his girlfriend and sings the films title song written by brothers Robert and Richard Sherman.

Midvale College student Merlin Jones Tommy Kirk, who is always involved with mind experiments, designs a helmet that connects to an electroencephalographic tape that records mental activity. He is brought before Judge Holmby Leon Ames for wearing the helmet while driving and his license is suspended. Merlin returns to the lab and discovers accidentally that his new invention enables him to read minds.Judge Holmby visits the diner where Merlin works parttime, and Merlin, through his newly found powers, learns that the judge is planning a crime. After informing the police, he is disregarded as a crackpot. Merlin and Jennifer Annette Funicello, his girlfriend, break into Judge Holmbys house looking for something to prove Holmbys criminal intent but are arrested by the police. Holmby then confesses that he is the crime book author, Lex Fortis, and asks that this identity be kept confidential. ........

Source: Wikipedia