James McAvoy is a Scottish actor known for his versatile performances across film, television, and theater. He gained prominence with his role in The Chronicles of Narnia: The Lion, the Witch, and the Wardrobe (2005) as Mr. Tumnus, before achieving critical acclaim in The Last King of Scotland (2006) and Atonement (2007), the latter earning him a BAFTA nomination. McAvoy is widely recognized for portraying Professor Charles Xavier in the X-Men film series (2011–2019). His role in M. Night Shyamalan’s Split (2016) and Glass (2019) further showcased his range.