Several actors have gone the extra mile to do justice to their roles. Be it intense physical transformations or crazy makeup looks, to shed their recognisable identity and disappear into a role. Here are 12 actors who went beyond simple wardrobe changes and endured intense daily transformations to deliver some of the most unforgettable performances in film history.

Spotted in the city: It's time to sit back and flip through pictures of celebrities who made an appearance in the city throughout the day.