Biography
John Dennis Johnston was born on May 14, 1950 in Elmwood, Nebraska, USA. He is an actor and producer, known for 48 Hrs. (1982), Wyatt Earp (1994) and Close Encounters of the Third Kind (1977).
Filmography
Cast Credits

Lady Belladonna's Tales From The Inferno
Character: Larry / Left Hemisphere (segment "7 Doors")
MOVIE • 2019

The Client List
Character: Coach Steff
TV • 2012

In Plain Sight
Character: Dr. Bronstein
TV • 2008

Supernatural
Character: Pa Bender
TV • 2005

Without a Trace
Character: Patrick Orton
TV • 2002

Dark Angel
Character: Maj. Jake Sanders
TV • 2000

Purgatory
Character: Lamb / 'Lefty' Slade
MOVIE • 1999

Joseph's Gift
Character: Parker
MOVIE • 1999

Heartwood
Character: Carl Burris
MOVIE • 1998

Snide and Prejudice
Character: Sheffield
MOVIE • 1997

Precious Find
Character:
MOVIE • 1996

The Siege at Ruby Ridge
Character: Tony Vickers
MOVIE • 1996

A Walk in the Clouds
Character: Lout #1
MOVIE • 1995

In Pursuit of Honor
Character: Sgt. Thomas Mulcahey
MOVIE • 1995

ER
Character: Mr. Hearn
TV • 1994

Art Deco Detective
Character: Arthur Decowitz
MOVIE • 1994

Wyatt Earp
Character: Frank Stillwell
MOVIE • 1994

Highlander: The Series
Character: Carl the Hermit
TV • 1992

In the Best Interest of the Children
Character: Harlan Pepper
MOVIE • 1992

Overkill: The Aileen Wuornos Story
Character: Roger Wilson
MOVIE • 1992