Phineas T. Barnum and friends finance the first flight to the moon but find the task a little above them. They attempt to blast their rocket into orbit from a massive gun barrel built into the side of a Welsh mountain, but money troubles, spies and saboteurs ensure that the plan is doomed before it starts...
Burl Ives
Phineas T. Barnum
Troy Donahue
Gaylord Sullivan
Gert Fröbe
Professor Siegfried von Bulow
Hermione Gingold
Angelica
Lionel Jeffries
Sir Charles Dillworthy
Dennis Price
The Duke of Barset
Daliah Lavi
Madelaine
Stratford Johns
Warrant Officer
