William Patrick Muldoon III is an American actor of Irish and Croatian ancestry. His parents' artistic backgrounds, in painting, writing, and music, induced the same appetites in their son, as well as athletics. He played college football for the U.S.C. Trojans and has two Rose Bowl rings.
Murder at Hollow Creek
Thomas Bennett
2024
The Quest for Tom Sawyer's Gold
AJ Harrison
2023
Marlowe
Richard Cavendish
2023
Junkyard Dogs
Shane DeSoto
2022
Dakota
Sheriff Danforth
2022
Deadlock
Mack
2021
Magic in Mount Holly
Steve Palmer
2021
Robo-Dog
Tom Austin
2015
The Dog Who Saved Summer
Fred Stein
2015
Patient Killer
Derek Barris
2015
Finders Keepers
Jonathan Simon
2014
Fatal Acquittal
Scott
2014
The Dog Who Saved Easter
Fred Stein
2014
Deadly Revenge
Jack
2013
Holiday Road Trip
Davis
2013
Spiders
Jason
2013
All About Christmas Eve
Tino
2012
Born to Ride
Alex
2011
Last Will
Joseph Emery
2011
The 7 Adventures of Sinbad
Adrian Sinbad
2010
Turbulent Skies
Charles
2010
Repo
Jeff
2010
Christmas Town
Kevin O'Reilly
2008
Broken Angel
2008
Point of Entry
Caleb Theroux
2007
Ice Spiders
Dan 'Dash' Dashiell
2007
Military Intelligence and You!
2006
Miracle Dogs Too
Dr. Jeff
2006
A Boyfriend for Christmas
Ryan Hayes
2004
Heart of America
Ryan Kirkland
2003
Project Viper
Mike Connors
2002
Blackwoods
Matt Sullivan
2001
Chain of Command
Special Agent Michael Connelly
2000
Stigmata
Steven
1999
Red Team
Jason Chandler
1999
The Second Arrival
Jack Addison
1998
Black Cat Run
Johnny Del Grissom
1998
Wicked
Lawson Smith
1998
Starship Troopers
Zander Barcalow
1997
Rage and Honor II: Hostile Takeover
Tommy Andrews
1993
Hell's Gate
Dr. Campbell
Stay at Home
David
2023
Vanquish
Agent Monroe
2021
TimeCrafters: The Treasure of Pirate's Cove
Mr. Dare
2020
The Comeback Trail
Frank Pierce
2020
Arkansas
Joe
2020
Bernie the Dolphin 2
Bob Ryan
2019
My Adventures with Santa
Josh
2019
Runnin' from my Roots
Seth Ingram
2018
Bernie the Dolphin
Bob Ryan
2018
Alpha Wolf
Reed
2018
A Dog and Pony Show
Rusty Wiggins
2018
A Tale of Two Coreys
Bob Feldman
2018
Saving Christmas
Sammy
2017
American Satan
SS Singer
2017
Robo-Dog: Airborne
Tom Austin
2017
Boyfriend Killer
Charles Durro
2017
His Secret Past
Charles
2016
Fishes 'n Loaves: Heaven Sent
Pastor Randy Michaels
2016
My Best Friend
Allen
2016
Little Dead Rotting Hood
Deputy Henry
2016
A Christmas Reunion
Jack Evans
2015
A Dogwalker's Christmas Tale
Byron Paxton
2015
Badge of Honor
Aaron
2015
A Horse Tale
Michael
2015
Christmas In Palm Springs
Joe Brady
2014
In the Dark
Dan Lear
2013
Celebrity Ghost Stories
Self · (1 episode)
2009
The Steam Experiment
Christopher
2009
The Reichen Show
Self - Guest · (1 episode)
2005
Bad Karma
Dr. Trey Campbell
2002
Whacked!
Mark Steward
2002
Final Ascent
Viggo
2000
E! True Hollywood Story
(1 episode)
1996
Deadly Pursuits
Tim Faulkner
1996
Winter Heat
Austin Reed
1994
Dirty Hands
Richie
The Rosie O'Donnell Show
Self · (1 episode)
1996
Melrose Place
Richard Hart · (38 episodes)
1992
Silk Stalkings
Charles Lantman · (1 episode)
1991
Saved by the Bell
Jeffrey Hunter · (3 episodes)
1989