The Mystery Of The Old Castle

In this animated feature, Rex the dog detective arrives at an old castle to uncover the mystery behind the theft of precious stones. As Rex explores the castle, he encounters cats and a mummy, only to discover that it's a false alarm involving a bottle of milk. The narrative unfolds with the caretaker offering Rex a tour of the castle, adding an element of intrigue and exploration.

As night falls, the story takes a darker turn when a kitten is kidnapped. Rex's determination leads him to set traps in hopes of rescuing the stolen kitten. This animation combines mystery and adventure, making it a distinctive entry in the genre from the mid-20th century.