Patrick Schwarzenegger may not have inherited his father Arnold Schwarzenegger‘s massive muscles but he did get his bug for acting.

PATRICK SCHWARZENEGGER NEWS & PHOTOS

The 24-year-old son of the Terminator actor and Maria Shriver stars in Midnight Sun alongside Bella Thorne. The film is a romantic drama directed by Scott Speer and is based on the 2006 Japanese film of the same name.

Lederhosen

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Schwarzenegger plays Charlie a former high-school star athlete who begins a romance with Thorne’s character Katie, who is 17 and lives with a rare and life-threatening disease where she cannot be exposed to direct sunlight. She keeps her illness a secret from Charlie until it is no longer possible.

While her son is globetrotting to promote his new flick, mom Shriver is also touring to promote the release of her new book, I’ve Been Thinking. Schwarzenegger is proud of his mother and has helped her out by tweeting for his fans to purchase her book. “Wooooooooo! Go pre-order this amazing book by an even more amazing person!!” he tweeted out.