Para libertar Baba Yaga e Renfield das garras de Monster Hunter Mila Starr, a família Wishbone mais uma vez se transforma em um vampiro, o monstro de Frankenstein, uma múmia e um lobisomem. Auxiliado e estimulado por seus três morcegos de estimação, Família Monstro voa ao redor do mundo novamente para salvar seus amigos, fazer novos conhecidos monstruosos e finalmente chegar à conclusão de que 'Ninguém é Perfeito' - mesmo aqueles com falhas podem encontrar a felicidade.
In the twelfth film in the series, in 1917, Indiana Jones transfers from the Belgian army to the French intelligence service, where his first assignment is as a reconnaissance photographer for the 124th Squadron, a group of volunteer American pilots in the French army. When his plane is shot down, Indy encounters the infamous "Red Baron," Manfred von Richthofen. After a daring escape, Indy is parachuted back into Germany on a mission to convince aircraft designer Anthony Fokker to defect to France, and he discovers a new German superweapon - a new airplane intended to bring the war overseas.
Bristol, England, early 19th century. A beautiful young stranger who speaks a weird language is tried for the crime of begging. But when a man claims that he can translate her dialect, it is understood that the woman is a princess from a far away land. She is then welcomed by a family of haughty aristocrats that only wants to heighten their prestige. However, the local reporter is not at all convinced she is what she claims to be and investigates. Is Caraboo really a princess?