London: `Avatar` star Sam Worthington has joined the cast of `The Riders`, an adaptation of the novel by Tim Winton.
The 36-year-old actor will star alongside Timothy Spall and Charles Dance in the Robert Connolly-directed film about a husband whose wife goes missing in unusual circumstances, reported Contactmusic.
Michael Hirst, Francesca Brill and Susie Brooks-Smith have written the film and it is due to shoot in 2013 ahead of a release the following year.
Australian actor Worthington was last seen in `Wrath of the Titans` in which he played Perseus.
He has a number of projects coming up including `Drift`, `Thunder Run` and the `Avatar` sequel.