As of June 2026, William B. Davis is best known for Supernatural and Smallville. Find every show and movie William B. Davis has starred in — and where to watch them — below.
William B. Davis

William B. Davis

Actor Born 1938 Toronto, Ontario, Canada 12 TV Shows 8 Movies

William Bruce Davis (born January 13, 1938) is a Canadian actor, known for his role as The Smoking Man on The X-Files. He has also appeared in Stargate SG-1 as Damaris, a Prior of the Ori and as Mayor Tate on Smallville. Most recently he has appeared in FOX's Human Target as an aging mobster. Davis...

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📺 William B. Davis's TV Shows

Supernatural
College Professor
2005
Smallville
William Tate
2001
Stargate SG-1
Damaris
1997
The X-Files
Cigarette Smoking Man
1993
The X-Files
Cancer Man
1993
The X-Files
CGB Spender
1993
The X-Files
SS Oberfuehrer / Smoking Man
1993
MacGyver
Judge
1985
21 Jump Street
Mr. Weidlin
1987
21 Jump Street
Mr. Wickenton
1987
21 Jump Street
Judge Harrison
1987
Sliders
Prof. Myman
1995

🎬 William B. Davis's Movies

The X-Files
The Cigarette-Smoking Man
1998
Bad Times at the El Royale
Judge Gordon Hoffman
2018
Death Note
Radio Host
2017
Passengers
Jack
2008
The Dead Zone
Ambulance Driver
1983
The Messengers
Colby Price
2007
Jay and Silent Bob Strike Back
Cigarette Smoking Man (uncredited)
2001
The Tall Man
Sheriff Chestnut
2012

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