Katherine is the daughter of acting legend Arnold, 77, from his past marriage to Maria Shriver, 69 - and Chris has explained how the Terminator star accidentally caused a major health problem for him.

In Friday's Graham Norton episode, fronted by stand-in host Claudia Winkleman, the Guardians Of The Galaxy actor, 45, saw the funny side of the ritual.

After every new child he welcomes, Chris Pratt ends up with a lung infection. According to him, his father-in-law, Arnold Schwarzenegger, and his penchant for cigars are to blame. At such a critical ...

Chris Pratt was surprised by his brother in law Patrick Schwarzenegger’s bold scene in his NSFW debut on White Lotus. In an ...

The actor explains that his wife has some "Austrian toughness." When your father-in-law is The Terminator, it's no surprise ...

Chris Pratt has commented on his brother-in-law Patrick Schwarzenegger’s performance in The White Lotus season three, and ...

Chris Pratt has said that, although he is related to Patrick Schwarzenegger, he looked at the actor’s genitals during his ...

The Guardians of the Galaxy actor — who is married to Katherine Schwarzenegger — was recently asked by E! News about watching ...

Chris Pratt recently shared how he feels about his brother-in-law Patrick Schwarzenegger's... um... assets in The White Lotus.

Arnold Schwarzenegger is a proud dad to five kids! Here's everything to know about Katherine, Christina, Patrick, Christopher and Joseph.

In PEOPLE's exclusive look at the Feb. 26 episode of the 'Real Pod' podcast hosted by Victoria Garrick, Patrick Schwarzenegger says he has very different "values" — and definitions of success — from ...

Chris Pratt had an unexpected, NSFW reaction to seeing his brother-in-law Patrick Schwarzenegger's White Lotus nude scene.