Take a rare look at his dynamic with his step family in the clip below... However, Boston Russell, 45, is undoubtedly still a major supporter of his famous family and won't shy away from stepping ...

"Happy Birthday," Renner wrote. J. Countess/WireImage Russell and Hawn share four kids: Boston Russell, who Kurt welcomed with ex Season Hubley; Kate and Oliver Hudson from Goldie's past ...

"Happy Birthday", Renner wrote. Russell and Hawn share four kids: Boston Russell, who Kurt welcomed with ex Season Hubley; Kate and Oliver Hudson from Goldie's past relationship with Bill Hudson ...

Russell turned 74 on Monday, Mar. 17. Kate Hudson took a walk down memory lane to honor Kurt Russell on his 74th birthday. In an Instagram post Monday, the "Almost Famous" and "Running Point" star ...

Boston Russell, now 45. They kept their relationship quiet at first, with the couple telling People in 1979 that while they had become fast friends, it hadn't turned into "romance." "That's like ...

Kate Hudson is celebrating another year for her "Pa," Kurt Russell. On Monday, March 17, the Running Point star shared a post on Instagram in honor of Russell's 74th birthday, featuring a few family ...

"Happy Birthday," Renner wrote. Russell and Hawn share four kids: Boston Russell, who Kurt welcomed with ex Season Hubley; Kate and Oliver Hudson from Goldie's past relationship with Bill Hudson ...

"Happy Birthday", Renner wrote. Russell and Hawn share four kids: Boston Russell, who Kurt welcomed with ex Season Hubley; Kate and Oliver Hudson from Goldie's past relationship with Bill Hudson; and ...

Luckily, she didn't have to worry based on how Kurt (who had a son Boston Russell with ex-wife Season Hubley) related to her kids. "What really got me was when I watched my kids when they'd come to ...