Lance Barber (born June 29, 1973) is an American actor. He gained recognition for his main role as Paulie G on the HBO sitcom The Comeback (2005; 2014), which was followed with a starring role in the film The Godfather of Green Bay (2005). In the 2010s, Barber had recurring roles as Bill Ponderosa on the FX and FXX sitcom It's Always Sunny in Philadelphia (2010–2013; 2015–2018) and Lucas on the MTV television series Faking It (2014–2016). He received renewed attention for his main role as George Cooper Sr. on the CBS sitcom Young Sheldon (2017–2024).