William O'Leary

★ Acting #12,726

1957 (68) • Acting

Born: 10/19/1957 (68) in Chicago, Illinois, USA

Known for: Acting

William O'Leary

★ Acting #12,726

Known For

The X-Files

84%

Gas Station Man

1993

Shameless

82%

Sgt. Rucker

2011

NCIS

76%

Martin Freydano

2003

Hot Shots!

66%

Pete 'Dead Meat' Thompson

1991

24

78%

Sid Paulson

2001

CSI: Miami

77%

Stewart Otis

2002

NCIS: Los Angeles

75%

Harry Zinetti

2009

Sabrina, the Teenage Witch

78%

Policeman (uncredited)

1996

Is That a Gun in Your Pocket?

59%

Sam Graves

2016

Bosch

79%

Vincent Ackles

2015

Shameless

82%

Sgt. Rucker

2011

Law & Order: LA

68%

Joe Laight

2010

Rizzoli & Isles

79%

Worster

2010

NCIS: Los Angeles

75%

Harry Zinetti

2009

Kamen Rider: Dragon Knight

81%

Xaviax

2009

Moola

41%

Mickey Fish

2007

Big Love

69%

Ronny

2006

Miss Congeniality 2: Armed and Fabulous

57%

Agent Jenkins

2005

Numb3rs

70%

Roland Haldane

2005

NCIS

76%

Martin Freydano

2003

Terminator 3: Rise of the Machines

62%

Mr. Smith

2003

Tremors

62%

George Meadows

2003

Miracles

81%

Alan

2003

American Dreams

52%

Unknown

2002

Without a Trace

72%

Carey Chase

2002

CSI: Miami

77%

Stewart Otis

2002

24

78%

Sid Paulson

2001

The Guardian

70%

Brad Fulton

2001

Daybreak

49%

Head of Security

2000

The District

69%

Don Hardin

2000

The West Wing

83%

Fish and Wildlife Deputy

1999

Elvis Has Left the Building

Danny

1999

Mad City

62%

CTN Junior Executive

1997

A Time to Revenge

31%

Lyle Whittmar

1997

Sabrina, the Teenage Witch

78%

Policeman (uncredited)

1996

Project: ALF

60%

Capt. Rick Mullican

1996