Washington, Jan 20 : Late Aussie actor Heath Ledger was able to view six minutes of his acclaimed `The Dark Knight' performance before he passed away, it has emerged.

Ledger had been shown the clip by producer Charles Roven, while he was working in London for a screening of an edit director Christopher Nolan had cut for IMAX screens.

"I showed Heath the first six minutes... the bank heist sequence, on an IMAX screen in London," Contactmusic quoted Roven as telling Entertainment Weekly magazine.

"I said, `You have to see this...' He watched it, and it just blew his mind. He was so thrilled, he was just laughing. He said, `I want to see it again'.

"We showed it to him again. That was the last time I saw him," he added.

The movie star died from an accidental overdose a year ago (22Jan09), months before The Dark Knight became an acclaimed box office hit. (ANI)