'Fifty Shades Of Grey' Star Charlie Hunnam Didn't Know Who Christian Grey Was A Year Ago (VIDEO)

WATCH: Charlie Hunnam Shows Christian Grey Ignorance

Despite just being cast as Christian Grey, the lead role in the film adaptation of E.L James' erotic novel 'Fifty Shades Of Grey', Charlie Hunnam apparently didn't know who the famous character was a year ago.

In exclusive footage captured by a fan, Hunnam is seen asking "who is Christian Grey?" while on the set of his US TV show 'Sons Of Anarchy'.

WATCH the video above

But who the heck is Charlie Hunnam? Well, let us enlighten you with our nine essential facts on the soon-to-be-household-name actor so you're in the know ahead of the film's cinema release next summer.

Charlie Hunnam: 9 Facts In 90 Seconds
Charlie Hunnam: 9 Facts In 90 Seconds(01 of07)
Open Image Modal
1. Charlie is a Geordie - he was born in Newcastle-Upon-Tyne on 10 April 1980. (credit:PA)
Charlie Hunnam: 9 Facts In 90 Seconds(02 of07)
Open Image Modal
2. He made his television debut in 'Byker Grove' after being discovered mucking about in a shoe shop by one of the show's producers. The hit children's series also starred a young Ant and Dec and James Middleton's current girlfriend, Donna Air. (credit:Getty Images)
Charlie Hunnam: 9 Facts In 90 Seconds(03 of07)
Open Image Modal
4. His big screen roles have included 'Cold Mountain' alongside Jude Law, Nicole Kidman and Renée Zellweger and 'Pacific Rim' with Idris Elba. (credit:Getty Images)
Charlie Hunnam: 9 Facts In 90 Seconds(04 of07)
Open Image Modal
5. He met his now ex-wife, actress Katharine Towne (that's her in the pic) at an audition for 'Dawson's Creek' in 1998. They were married within weeks but divorced after three years. (credit:Getty Images)
Charlie Hunnam: 9 Facts In 90 Seconds(05 of07)
Open Image Modal
6. He's choosy about the roles he takes, saying: "I always think it's better to take a smaller role in a great film rather than a leading role in something that you don't have complete faith in." (credit:Getty Images)
Charlie Hunnam: 9 Facts In 90 Seconds(06 of07)
Open Image Modal
7. As well as acting, he is also a talented screenwriter. His screenplay, 'Vlad', about Dracula as a young prince was produced by Brad Pitt's production company.
Charlie Hunnam: 9 Facts In 90 Seconds(07 of07)
Open Image Modal
9. If you hadn't already noticed, Charlie likes to keep himself in shape with regular gym sessions, boxing and swimming. "I'm happier, more confident, and more positive when I work out. And I feel like I'm a better actor because of the clarity it gives me," he told Men's Fitness. (credit:Men's Fitness)