SANTA MONICA, Calif. − It’s 10 in the morning in sunny Southern California, and my body is getting electrocuted. No, I haven't signed up for torture − though in a certain sense, you could say I have.

The internet is buzzing about Pedro Pascal's fitness transformation as Mr. Fantastic in "The Fantastic Four." How did he do it? Well, I have a bit of an idea. During this time, Walsh was busy flying ...