According to a story from CHUD.com, it seems that the X-Men Origins: Wolverine has found its Sabretooth in Liev Schreiber.
We previously reported that Schrieber was in talks to take over the role of a younger William Stryker, a role inhabited by Bryan Cox in X2: X-Men United
As for who now will play the Stryker character in the prequel, the story claims that Dexter star Michael C. Hall is atop the producers list, and they also speculate that Michelle Monaghan is a front-runner to play Silver Fox.
Related: Original Dark Phoenix Ending Concept Art Has Jean Grey Looking Like Captain Marvel
Naturally, we'll have more on this as it develops.