Katee: Physically, I wanted to add some weight to my body. Every time I heard they had cast another guy, they turned out to be massive.

Just as Sackhoff says up top, she gets into the nitty gritty of weight, body types, and the work she puts in to look a certain way onscreen, and so if this is not your jam, click away! But if ...

In addition to carrying around a massive gun "as big as I was," Sackhoff, 33, wanted to make sure she wouldn't look small compared to Diesel, former pro wrestler Dave Bautista and her other brawny ...