Keaton admitted Michael Keaton is reminiscing on his time filming Batman — and ... back to his time on set, The Flash star said he had an encounter with Jack Nicholson, who played the Joker ...

Jack Nicholson was already a major star ... from both the box office and merchandising revenues from "Batman," Nicholson set a new precedent for big-name performers moving forward.

Grissom's right-hand man is Jack Napier (Jack Nicholson), a brutal man who is not entirely sane... After falling out between the two Grissom has Napier set up with the Police and Napier falls to ...