Sir Elton John has spoken openly about his fears of death, saying “I don’t know how much time I have left”, in a new documentary about his life.

The 77-year-old Rocketman singer also admitted that his young children worry about his age.

Elton John: Never Too Late was shown at a special gala screening at the Royal Festival Hall as part of the London Film Festival (LFF) on Thursday, and depicts his decades-long career.

Directed by US filmmaker RJ Cutler and Sir Elton’s husband,…