Sam Worthington and girlfriend split

The Avatar star and his girlfriend part ways

Australian actor Sam Worthington, best known for his role of Jake Sully in 2010 box office hit Avatar, has split up from his girlfriend.

Worthing had been dating 24-year-old fashion stylist Natalie Marks for three years and their relationship seemed to be going from strength to strength. 

The 34-year-old actor is currently one of Hollywood's hottest properties.