Mr Benn is an ordinary man who visits a fancy-dress shop where he tries on an outfit and enters a world of magical adventures!
Mr Benn puts on a diving suit and plunges into the middle of an argument between two submarines. With the help of a mermaid, and even King Neptune himself, he resolves the row, by creating two sea monsters!
A much-loved classic children's character reissued for children of today to enjoy!
