Timothy Blake Nelson is an American actor and playwright. Described as a "modern character actor", his roles include Delmar O'Donnell in
O Brother, Where Art Thou? (2000), Gideon in
Minority Report (2002), Doctor Steve Pendanski in
Holes (2003), Doctor Jonathan Jacobo in
Scooby-Doo 2: Monsters Unleashed (2004), Danny Dalton Jr. in
Syriana (2005), Samuel Sterns in the Marvel Cinematic Universe, Richard Schell in
Lincoln (2012), the titular character of
The Ballad of Buster Scruggs (2018) and Henry McCarty in
Old Henry (2021). He portrayed Wade Tillman / Looking Glass in the HBO limited series
Watchmen (2019), for which he received a Critics' Choice Television Awards nomination for Best Supporting Actor in a Drama Series in 2020.