William Stanford Davis
View on IMDb ↗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).
Known for
A Holiday Chance
Chicago Med
It's Always Sunny in Philadelphia
The Shield
Bones
Shameless
Curb Your Enthusiasm
Undercard
The Big Bang Theory
Desperate HousewivesFilmography (77)
- 2026
UndercardBaba T - 2025
Diary of a Wimpy Kid: The Last StrawTroopmaster Barrett (voice) - 2025
Side QuestEarl - 2022
The Jennifer Hudson ShowSelf - Guest - 2022
SherriSelf - Guest - 2021
A Holiday ChanceBernie - 2021
SwaggerCoach Max - 2021
Abbott ElementaryMr. Johnson - 2020
SnowpiercerMr. Riggs - 2020
Perry MasonDaniel Madison - 2019
Truth Be ToldAgathia - 2019
Adopt a HighwayHatty - 2019
The Kelly Clarkson ShowSelf - 2018
Light as a FeatherOld Man - 2018
Please Stand ByCreed (uncredited) - 2018
Holly DayThaddeus - 2018
Dead Women WalkingWarden - 2017
Handsome: A Netflix Mystery MovieLester - 2016
So B. ItMan at Cab Co. - 2016
Cardboard BoxerJazzy - 2016You Can Never Really Know SomeoneMan 2 (Bible Study Member)
- 2016
A Winter RoseStage Manager - 2015
Chicago MedEd Brennan - 2015
When Duty CallsClyde Pierce - 2015
Guns for HireLiquor Store Clerk - 2013
Ray DonovanPotato Pie - 2013
L.A. SuperheroesHal - 2012
The FinderEarl - 2012
Love, GloriaKenny - 2011
ShamelessConrad - 2011
Harry's LawKareem Anderson - 2010
Barry MundayGreens Keeper - 2009
The MiddleProjectionist - 2009
Accused at 17Detective Gilson - 2009
Across the HallCustodian - 2008
Terminator: The Sarah Connor ChroniclesPastor Jonas - 2007
The Big Bang TheoryDry Cleaner - 2007
Saving GraceGroup member at party - 2007
Hallowed GroundTruck Driver - 2006
Studio 60 on the Sunset StripFloor Manager - 2006
SharkSonny Gore - 2006
Sons & DaughtersCook - 2005
It's Always Sunny in PhiladelphiaMr. Johnson - 2005
BonesFloyd Barber - 2005
The CloserHomeless Man - 2005
My Name Is EarlNeighbor - 2005
A Lot Like LovePriest - 2005
Self MedicatedGabe - 2005
Urban Evil: Trilogy of Fear - 2004Subway CafeJerome Mayfield
- 2004
Desperate HousewivesWilliam - 2004
LAXEngineer Dietrich - 2004
The Spirit HunterGabe - 2004
CleanFoster - 2003
Cold CaseDeante - 2003
Jimmy Kimmel Live!Self - Guest - 2002
The ShieldDeon - 2002BulldogLeon
- 2002
American DreamsJoe - 2001The Red Boot DiariesLeon
- 2001
The GuardianBrian - 2001
James DeanTrain Conductor - 2000
Curb Your EnthusiasmChulu Porter - 2000
CSI: Crime Scene InvestigationMechanic - 2000
Strong MedicineDoug - Aneesha's Boss - 2000
The DistrictMr. Gillis - 2000
The Prophecy 3: The AscentPortly Coroner - 1999
AngelSecurity Guard - 1999
RagdollBig Pere - 1998
City of AngelsConstruction Foreman - 1998
Primary ColorsJack Mandela Washington - 1997
The PracticeClarence Barnett - 1997
Ally McBealJim - 1997
Running TimeBuzz - 1994
Touched by an AngelDoug - 1994
Sister, SisterRev. Tatum - —Damn WhiteyGeorge