Liam Payne was among the celebs who stepped out in London for the world premiere of I Am Bolt.

The One Direction heartthrob looked smart in a dark suit as he walked the red carpet, flying solo without his girlfriend Cheryl.

Liam Payne (Matt Crossick PA)
Liam Payne (Matt Crossick/PA)

He revealed on Instagram that he was there to support friends who had a role in making the film, which follows Jamaican athlete Usain Bolt in the run-up to Rio.

Other stars at the event included tennis champ Boris Becker, actress Salma Hayek and singer Fleur East.

Francois-Henri Pinault, Usain Bolt and Salma Hayek (Matt Crossick/PA)
Francois-Henri Pinault, Usain Bolt and Salma Hayek (Matt Crossick/PA)
Fleur East (Matt Crossick/PA)
Fleur East (Matt Crossick/PA)