Most dramatic actor transformations

Published On: Oct 16 2012 02:53:40 PM CDT   Updated On: Jan 23 2014 08:57:57 AM CST

Matthew McConaughey and Jared Leto are receiving buzz during awards season for their dramatic transformations in "Dallas Buyers Club." Take a look at some of the other most dramatic actor transformations ever seen on film.

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To play the aging, overweight self-destructive boxer Jake La Motta in "Raging Bull," De Niro went on a binge eating trip around Northern Italy and France while the movie's production was shut down for around four months. When he came back home to film his later scenes, De Niro had gone from 145 pounds to 215.

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