Michael Raymond O'Keefe is an American film and television actor.
Law & Order: Special Victims Unit
1999 - • Eugene O'Hanigan
Law & Order
1990 - • Cally Lonegan / Professor Donald Lonegan
Winning Time: The Rise of the Lakers Dynasty
2022 - 2023 • Jack Kent Cooke
The Blacklist
2013 - 2023 • Mr. Deavers
One True Loves
2023 • Colin Blair
Criminal Minds
2005 - • Dr. Stan Howard
MacGyver
2016 - 2021 • Harry McGyver
Things Heard & Seen
2021 • Travis Laughton
Homeland
2011 - 2020 • John Redmond
Inside Game
2019 • Mr. Donaghy
Elementary
2012 - 2019 • Harris Waylon Greer
The Enemy Within
2019 - 2019 • National Security Advisor
Sneaky Pete
2015 - 2019 • Detective Winslow
Instant Family
2018 • Jerry
Roseanne
1988 - 2018 • Fred
Sleepy Hollow
2013 - 2017 • Director Jack Walters
Masters of Sex
2013 - 2016 • Harry Eshelman
Eye in the Sky
2015 • Ken Stanitzke
CSI: Crime Scene Investigation
2000 - 2015 • Daniel Easton
Showing Up
2014 • Self
The Wait
2013 • Ben's Dad
Everything is Forever
2014 • Himself
Finding Neighbors
2013 • Sam
Burn Notice
2007 - 2013 • Wallace
King & Maxwell
2013 - 2013 • Frank Rigby
Leverage
2008 - 2012 • Darren Hoffman
The Closer
2005 - 2012 • Agent Tim Hecht
Junction
2012 • Walters
Daybreak
2012 - 2012 • Professor Aaron Wilkins
House
2004 - 2012 • Fletcher Stone
A Thousand Cuts
2012 • Frank
Apartment 143
2011 • Dr. Helzer
Law & Order: Criminal Intent
2001 - 2011 • Eli Rush
Too Big to Fail
2011 • Chris Flowers
Brothers and Sisters
2006 - 2011 • Wally Wandell
Atlas Shrugged: Part I
2011 • Hugh Akston
Chasing 3000
2010 • Dr. Stuart
Saving Grace
2007 - 2010
Ghost Whisperer
2005 - 2010 • Dr. Calvin Byrd
Numb3rs
2005 - 2010
Caddyshack: The Inside Story
2009 • Himself
Eleventh Hour
2008 - 2009
Keith
2008 • Alan Ascher
American Violet
2008 • Calvin Beckett
Frozen River
2008 • Trooper Finnerty
Michael Clayton
2007 • Barry Grissom
An American Crime
2007 • Reverend Bill Collier
Boulevard of Broken Dreams
2007 - • (archive footage)
Cherry Crush
2007 • Detective Griffin
Vanished
2006 - 2006
The West Wing
1999 - 2006 • Will Sawyer
Night Stalker
2005 - 2006
The Inner Circle
2005 • Jack Scott
Defending Our Kids: The Julie Posey Story
2003 • Mike Harris
The Hot Chick
2002 • Richie
The Outer Limits
1995 - 2002 • Eddie Wexler
The Glass House
2001 • Dave Baker
The Pledge
2001 • Duane Larsen
Herman U.S.A.
2001 • Dennis
Just One Night
2000 • Wayne
Swing Vote
1999
Life's Work
1996 - 1997 • Kevin Hunter
Ghosts of Mississippi
1996 • Merrida Coxwell
The People Next Door
1996 • Garrett James
Edie & Pen
1996 • Ken
Three Wishes
1995 • Adult Tom
Incident at Deception Ridge
1994 • Jack Bolder
Nina Takes a Lover
1994 • Journalist
Kangaroo Court
1994
Me and Veronica
1992 • Michael
Middle Ages
1992 - 1992 • Ron Steffey
Out of the Rain
1991 • Frank Reade
Against the Law
1990 - 1991
The Hitchhiker
1983 - 1991 • Richard Shepard
Fear
1990 • Jack Hays
In the Best Interest of the Child
1990 • Walt Colton
Too Young to Die?
1990 • Mike Medwicki
Alfred Hitchcock Presents
1985 - 1989 • Art Toomey
Bridge to Silence
1989 • Dan
Disaster at Silo 7
1988 • Sgt. Mike Fitzgerald
Unholy Matrimony
1988 • Dr. Cassius William 'Bill' Sander
Ironweed
1987 • Billy
The Whoopee Boys
1986 • Jake Bateman
The Slugger's Wife
1985 • Darryl Palmer
Finders Keepers
1984 • Michael Rangeloff
Nate and Hayes
1983 • Nathaniel Williamson
M*A*S*H
1972 - 1983 • Corporal Travis
Split Image
1982 • Danny "Joshua" Stetson
The Waltons
1972 - 1981 • Chad Marshall
A Rumor of War
1980 - 1980 • Lt. Walter Cohen
Caddyshack
1980 • Danny Noonan
The Great Santini
1979 • Ben Meechum
Gray Lady Down
1978 • Harris
The Dark Secret of Harvest Home
1978 - 1978 • Worthy Pettinger
Panache
1976 • Horseman
The Lindbergh Kidnapping Case
1976 • Terry Long
Friendly Persuasion
1975 • Josh Birdwell
