Arnold Schwarzenegger suited ... The publication also shared a clip of Schwarzenegger and Ritchson during some downtime between takes, chatting with a young actress appearing in the film.

Arnold Schwarzenegger is officially returning to the Christmas film genre. And this time, he's playing none other than Santa Claus himself. The star of 1996's "Jingle All the Way" on Tuesday ...

And notably, he spent 20 years working with Arnold Schwarzenegger ... and he was on board when Cameron called about doing hair on "a low-budget, small movie" that ultimately became "The Terminator." ...