Christian Bale gained 90 pounds (ish) of muscle between 1 and 2 years - the machinist 2004 to Batman begins 2005 (I couldn't find filming dates). If it was one year, is
Christian Bale gains weight for hefty role in 'Vice'
How Christian Bale became Dick Cheney – and other big screen transformations | The Independent | The Independent
How Much Weight Christian Bale Lost For The Machinist
Christian Bale looks trim and fit on the set of Ford v. Ferrari following weight gain for Backseat | Daily Mail Online
Christian Bale, Matt Damon Talk Transforming for 'Ford V. Ferrari' - Variety
Times Christian Bale Changed His Appearance for Roles
How did Christian Bale get the extreme results for the movie The Mechanic? - Quora
From 'Vice' to 'The Machinist': Here are Five Stunning Christian Bale Body Transformations | Decider
Turns out Christian Bale's method acting helped save director Adam McKay from a heart attack
The Wild History of Christian Bale's Drastic Movie Transformations - E! Online
10 Times Christian Bale Dramatically Transformed His Body for a Role Before Ford v Ferrari
Christian Bale Built a Muscular Neck for 'Vice' Movie Role - Men's Journal
The Machinist' To 'Vice', 6 Times Christian Bale Underwent Extreme Body Transformation
Christian Bale's Thor: Love and Thunder weight loss shocks fans
Christian Bale shows off more than 3st weight gain as Dick Cheney | Daily Mail Online
How Christian Bale Made His Intense Body Transformation to Play Dick Cheney in 'Vice' - Men's Journal
How Christian Bale Made His Intense Body Transformation to Play Dick Cheney in 'Vice' - Men's Journal
What's great about Christian Bale & why's he appearing trim in his new flick
Christian Bale Machinist Transformation: 'Black Coffee Fast' Is Craziest Body Transformation Method
Christian Bale's most extreme body transformations
