Michael Keaton spills on wild 'partying' with Batman costar Jack Nicholson at the Playboy Mansion and Paris nights

Keaton and Nicholson starred in Tim Burton's 1989 'Batman' film together

Michael Keaton has opened up about his wild partying days with Jack Nicholson, including nights out at the Playboy Mansion and in Paris.

Keaton and Nicholson starred together in Tim Burton's 1989 "Batman" film, and they quickly became friends.

In a new interview with The Hollywood Reporter, Keaton said that he and Nicholson would often go out partying together, and that they had some wild nights.

"We'd go out to the Playboy Mansion, and we'd just party," Keaton said. "We'd dance, we'd drink, we'd talk. It was a lot of fun."

Keaton also recalled a time when he and Nicholson went to Paris together.

"We went to Paris one time, and we just stayed out all night," Keaton said. "We walked around the city, we saw the sights, we met some interesting people. It was a magical night."

Keaton said that he and Nicholson are still friends today, and that he looks back on their time together fondly.

"Jack is a great guy," Keaton said. "He's a good friend, and I'm lucky to have him in my life."

Keaton's 'Batman' days

Keaton's role as Batman in Tim Burton's 1989 film was a turning point in his career.

The film was a huge success, and it helped to launch Keaton's career as a leading man.

Keaton went on to star in several other Batman films, including "Batman Returns" (1992) and "Batman Forever" (1995).

He also starred in a number of other films, including "Beetlejuice" (1988), "Pacific Heights" (1990), and "Jackie Brown" (1997).

Keaton is currently starring in the Hulu series "Dopesick," which is based on the book of the same name by Beth Macy.