Bruce Davison and Ernest Borgnine co-starred with Locke in the psychological thriller Willard, which became a surprise box office hit.
She and her husband loved J.
Several major publications prefaced news of her death by tagging Eastwood's name atop the article, which received criticism by some who deemed it a epitaph, with people on social media pointing out that Locke was an Oscar nominee before she even met Eastwood.
After callbacks in and Manhattan, she was cast in the role.
Here are some of the tragic details about Clint Eastwood's ex-girlfriend, Sondra Locke.
The film came out in the summer of 1968 to critical acclaim.