United Kingdom, Aug. 30 -- Kevin Costner is casually dating director Kelly Noonan Gores.

The 70-year-old actor and the 46-year-old actor are said to have met through mutual friends and are enjoying their new romance.

A source told PEOPLE: "They met through mutual friends. Kelly is seeing Kevin, but it's very casual. She thinks he's wonderful and interesting."

And while Kelly and Kevin are enjoying their new romance, friends have insisted it isn't serious as dating is not a priority for Kelly.

The source said: "Dating is not a huge priority for her though. The past year was tumultuous for her. She separated from her husband last summer and then she lived in a house in Pacific Palisades that burned down. She's focused on her daughter an...