In an exclusive interview with E! News, the 50-year-old beauty gushes about the actress, who is plays the Grand Duchess Alexandra of Oxford on The Royals. "She's fabulous in season two," Elizabeth says. "She's very Joan Collins-y. Obviously, she steals every scene."
The star, who plays the devious Queen Helena, also reveals she views Joan as a role model. "I do look up to Joan Collins," she says. "I think she's been amazing. She's 82 years old, and she's fantastic."
Watch the video to hear Elizabeth tease one of their hilarious scenes from season two!
Don't miss the season premiere of The Royals Sunday, Nov. 15 at 10 p.m., only on E!