Kevin Costner divorce comes amid 'Yellowstone' success, blockbuster second act

Kevin Costner proved to be a bankable star yet again with "Yellowstone" and has spent decades becoming a coveted Hollywood actor worth a reported $250 million.

Costner's response to the dissolution of marriage, filed on May 2, noted that the former couple signed a premarital agreement. Tracy Wright is an entertainment writer for Fox News Digital. Send story tips to tracy.wright@fox.com.

Costner and Christine both filed for joint custody of their three children: Cayden, 15, Hayes, 14 and Grace, 12. A hearing is set for July 5 in the civil case.