Chris Evans turned down the role of Captain America three whole times! Apparently, he feared the multi-picture demands that the Marvel world has, but luckily changed his mind after some heavy convincing.

Buddy Ebsen was the first person to be cast as the Tin Man but he had an extreme allergic reaction to the aluminum powder in his makeup. He ended up in hospital and Jack Haley took the role instead.

Azurill, from Generation III, can change gender while evolving. Fans have debated whether this is because some amphibians are able to change gender. Azurill is the only Pokémon which evolves through friendship, but whose evolved form evolves by level.