How old were the actors in Rising Sun (1993)?

When a prostitute is found dead in a Los Angeles skyscraper occupied by a large Japanese corporation, detectives John Connor and Web Smith are called in to investigate. Although Connor has previous experience working in Japan, cultural differences make their progress difficult until a security disc showing the murder turns up. Close scrutiny proves the disc has been doctored, and the detectives realize they're dealing with a cover-up as well.