McNulty was born in Penticton, British Columbia, Canada. He has acted on three aviation movies: Falling from the Sky: Flight 174 with William Devane,Final Descent with Robert Urich and Snakes on a Plane with Samuel L. Jackson. He had a supporting role to Roger Moore and Nancy Allen in Bill Condon'sThe Man Who Wouldn't Die (1995). McNulty also appeared in the 2009 remake of The Uninvited where he worked alongside A Series of Unfortunate Events' Emily Browning. He also played The Reverend Roy Le Grange in the "Supernatural" TV episode "Faith"
as Father Caldwell
as Farmer Palmer
as Mr Calavelli
as Immigration Officer
as Neville
as The Underwriter
as Mr. Taylor(1 ep)
as Farmer McDonough(4 eps)
as Father Flanagan(1 ep)
as Earl Everson
as Dr. Sinclair(1 ep)
as Judge Smith
as Earl(1 ep)
as Frank Newell
as Knight of Crowns(1 ep)
as Mr. Tomte
as Orly Chambers
as Doctor Adler
as Gerald Adler(2 eps)
as Don Holland
as A.J. McGinty(2 eps)
as A.J. MacGinty(2 eps)
as Mel Ivarson(35 eps)
as Dean Belton
as Russell Mills
as Général Brock
as Richard(1 ep)
as Detective Mike Corland
as Collier Gatier
as Cormac(1 ep)
as Daniel Nash
as Joe Prescott
as News Anchor
as Uncle Sam
as Sheriff Emery
as Mayor Jim Tanner
as Hank(3 eps)
as Engelen
as Baxter Building Doorman
as Tad Wingate
as Principal Whitcliff
as Doctor Soames
as Malcolm Levine
as Emmett Bradley
as Basketball Coach
as Chad Wiswall(1 ep)
as Dale Beckman
as Neil Kavanagh
as Mayor Harris MacDonald
as Roy Le Grange(1 ep)
as Phillip(1 ep)
as Jimmy O'Hoolihan
as Stanley Wasserman(39 eps)
as Lawyer
as Sheldon Adler
as Tardy Man
as Frank Porthos(2 eps)
as Chancellor Lycus(1 ep)
as Christopher Dubov(1 ep)
as Kenneth Geck
as Ross Van Horn (segment 'Don't Stop Believin'')
as James Mahoney
as Albert Torsfeld
as President of Watkins
as Dr. Scanlon(1 ep)
as Max Bettencart
as Mr. Summers(1 ep)
as Ross Van Horn(1 ep)
as Dave, Airfield Official
as Director Horvath
as Carl Manzani
as Fred Anders
as Gil(1 ep)
as Cuatemoc(1 ep)
as John, CIA Director
as Clive(1 ep)
as Jack Stanton
as Warren Vaughn
as Annapolis Angels Coach
as Thompson
as Agent Dackhouse
as Oz Gilbert
as Ryan(1 ep)
as Lee Goldberg
as Goldani
as Tom Stuartson
as Dr. Braedon
as Hal Baylor
as Henry
as Marshall Link
as Henry Gibbons
as Brent
as Michael Bratton
as Dr. Warner(5 eps)
as Mayor Petersen
as Referee
as Atty. Hendricks
as Robbie
as 2. Offizier Charles H. Lightoller(2 eps)
as Dr. Arnett(2 eps)
as Detective
as DA Davis
as Joe Reilly
as Mickelson
as Juno's Lawyer(1 ep)
as Supervisor(1 ep)
as Ralston
as Ted
as Mr. Dobson
as Joe Rand
as Larry Roberts
as Minister
as Judge Dwight Peatling
as Everett Costello(1 ep)
as Dr. Leiberman(1 ep)
as Commander(1 ep)
as Sheriff Harriman(2 eps)
as Sergeant Burnett
as Dr. Flock
as Barney Bux
as George Sabbath
as Parker
as Plumber(1 ep)
as Axwell
as Curruthers
as Officer #2
as Lecturer
as Developer
as Joe Tirado
as Metcalf(1 ep)
as Jack Falvo(1 ep)
as Blankenship
as Harry Dawes
as Frank Blake
as Daniel Hall
as Louis Calder
as Agent Fuller(1 ep)
as Dr. Christopher Davey(1 ep)
as Agent Brian Fuller(1 ep)
as Dr. Schifrin
as Reimer
as Interrogator
as Harry Dawes(1 ep)
as David Markum(1 ep)
as Weinfield
as Sgt. McKay(1 ep)
as Prisoner in "30 Something to Life"
as Falsey(1 ep)
as Herb Grayson
as Cop
as Network Boss
as Shoemaker
as Shoemaker(2 eps)
as Dr. Uttley
as James Dahlbeck
as Brad
as Dr. Drexler
as Pete
as Psychiatrist(1 ep)
as Plea Bargain Lawyer
as San Francisco Policeman
as Cmdr. Gardiner
as Cmdr. Gardiner(2 eps)
as Lou Parpazian(1 ep)
as Dr. Fernbaum(1 ep)
as Alan Deluca(1 ep)
as Ed Stapleton(1 ep)
as Merriweather(1 ep)
as Kemp(1 ep)
as Shelter Worker
as Firefighter Stranan