Matthew McConaughey's latest film, "The Lost Bus," has proved a family affair.

McConaughey’s son Levi, 17, and his mother, Mary, play his character's son and mother in the movie, which is based on the real-life story of a school bus driver who saved 22 kids from one of the deadliest and most destructive wildfires in California history.

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While speaking with Willie Geist about the film, McConaughey recalled what it was like to work with Levi in the flick.

"There was an extra sort of soul to it for me," he said on the Oct. 12 edition of Sunday Sitdown. "It felt very professional doing it with him, though."

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