William Stanford Davis
Actor
Born Aug 7, 1951 · St. Louis, Missouri, USA
Active 1994–present
William Stanford Davis (born August 7, 1951) is an American actor. He is best known for his role as school custodian Mr. Johnson on the ABC sitcom Abbott Elementary (2021–present).
Filmography
Diary of a Wimpy Kid: The Last Straw (2025) — Troopmaster Barrett (voice)Side Quest (2025) — EarlUndercard (2026) — Baba TThe Big Bang Theory (2007) — Dry CleanerBones (2005) — Floyd BarberShameless (2011) — ConradDesperate Housewives (2004) — WilliamIt's Always Sunny in Philadelphia (2005) — Mr. JohnsonChicago Med (2015) — Ed BrennanThe Shield (2002) — DeonCSI: Crime Scene Investigation (2000) — MechanicCurb Your Enthusiasm (2000) — Chulu PorterAngel (1999) — Security GuardMy Name Is Earl (2005) — NeighborSnowpiercer (2020) — Mr. RiggsCity of Angels (1998) — Construction ForemanTerminator: The Sarah Connor Chronicles (2008) — Pastor JonasRay Donovan (2013) — Potato PieThe Middle (2009) — ProjectionistA Lot Like Love (2005) — PriestCold Case (2003) — DeanteThe Closer (2005) — Homeless ManAbbott Elementary (2021) — Mr. JohnsonPerry Mason (2020) — Daniel Madison