When Oprah asks Diane to describe Jack Nicholson, her co-star in Something's Gotta Give, she just can't hide her true feelings. "Here's the thing about Jack. I love him. He's the man I love...but he doesn't feel that way about me," she laughs.
More than 20 years ago, Diane worked with screen legend Warren Beatty on the film Reds. During that time, she says Warren really figured her out. Once Warren told her, "'Diane, you are a late developer.' And that's exactly what I am!" she says.
As for Keanu Reeves, who played her younger love interest in Something's Gotta Give, "I'm going to marry him," Diane says with a grin.
One of Diane's most memorable movie kisses was from Mel Gibson during the 1984 filming of Mrs. Soffel. "I kept playing that [kiss] over and over in my mind for a year," she says. "Let me tell you about movie kisses, okay? ... They're why I became an actress!"