Patrick Muldoon

Biography

William Patrick Muldoon III (September 27, 1968 — April 19, 2026) was 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.

Career Overview

Patrick Muldoon has 84 screen credits in a career dating back to 1989. Their work spans 4 cinematic universes — most prominently Robo-Dog Collection with 2 titles. Signature works include Starship Troopers, Deadlock, Dirty Hands. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.

Personal Facts

Known For

Acting

Gender

male

Known Credits

84

Birth Date

1968-09-27 00:00:00

Birth Place

Los Angeles, California, USA

Known For

• 

  Starship Troopers
• 

  Deadlock
• 

  Dirty Hands
• 

  Blackwoods
• 

  Bernie the Dolphin 2
• 

  Spiders

Associated Universes

Universe traveler — spans 4 universes

• Robo-Dog Collection (2 titles)
• The Dog Who Saved Christmas Collection (2 titles)
• The Arrival Collection (1 titles)
• Starship Troopers (1 titles)

Frequent Collaborators

• Denise Richards (2 collaborations)
• Radoslav Parvanov (2 collaborations)
• Casper Van Dien (1 collaborations)
• Dina Meyer (1 collaborations)
• Jake Busey (1 collaborations)
• Neil Patrick Harris (1 collaborations)
• Clancy Brown (1 collaborations)
• Michael Ironside (1 collaborations)
• Seth Gilliam (1 collaborations)
• Rue McClanahan (1 collaborations)

Credits

• actors (80 credits)

  • Driveshift

    Dino

    actor

    actors
    2026
  • Dirty Hands

    Richie Denton

    actor

    actors
    2026
  • Double Scoop

    Everett

    actor

    actors
    2025
  • Murder at Hollow Creek

    Thomas Bennett

    actor

    actors
    2024
  • Stay at Home

    David

    actor

    actors
    2023
  • The Quest for Tom Sawyer's Gold

    AJ Harrison

    actor

    actors
    2023
  • Marlowe

    Richard Cavendish

    actor

    actors
    2023
  • Junkyard Dogs

    Shane DeSoto

    actor

    actors
    2022
  • Dakota

    Sheriff Danforth

    actor

    actors
    2022
  • Deadlock

    Mack

    actor

    actors
    2021
  • Magic in Mount Holly

    Steve Palmer

    actor

    actors
    2021
  • Vanquish

    Agent Monroe

    actor

    actors
    2021
  • TimeCrafters: The Treasure of Pirate's Cove

    Mr. Dare

    actor

    actors
    2020
  • The Comeback Trail

    Frank Pierce

    actor

    actors
    2020
  • Arkansas

    Joe

    actor

    actors
    2020
  • Bernie the Dolphin 2

    Bob Ryan

    actor

    actors
    2019
  • My Adventures with Santa

    Josh

    actor

    actors
    2019
  • Runnin' from my Roots

    Seth Ingram

    actor

    actors
    2018
  • Bernie the Dolphin

    Bob Ryan

    actor

    actors
    2018
  • Alpha Wolf

    Reed

    actor

    actors
    2018
  • A Dog and Pony Show

    Rusty Wiggins

    actor

    actors
    2018
  • A Tale of Two Coreys

    Bob Feldman

    actor

    actors
    2018
  • Saving Christmas

    Sammy

    actor

    actors
    2017
  • American Satan

    SS Singer

    actor

    actors
    2017
  • Robo-Dog: Airborne

    Tom Austin

    actor

    actors
    2017
  • Boyfriend Killer

    Charles Durro

    actor

    actors
    2017
  • His Secret Past

    Charles

    actor

    actors
    2016
  • Fishes 'n Loaves: Heaven Sent

    Pastor Randy Michaels

    actor

    actors
    2016
  • My Best Friend

    Allen

    actor

    actors
    2016
  • Little Dead Rotting Hood

    Deputy Henry

    actor

    actors
    2016
  • A Christmas Reunion

    Jack Evans

    actor

    actors
    2015
  • A Dogwalker's Christmas Tale

    Byron Paxton

    actor

    actors
    2015
  • Badge of Honor

    Aaron

    actor

    actors
    2015
  • Robo-Dog

    Tom Austin

    actor

    actors
    2015
  • A Horse Tale

    Michael

    actor

    actors
    2015
  • The Dog Who Saved Summer

    Fred Stein

    actor

    actors
    2015
  • Patient Killer

    Derek Barris

    actor

    actors
    2015
  • Christmas in Palm Springs

    Joe Brady

    actor

    actors
    2014
  • Finders Keepers

    Jonathan Simon

    actor

    actors
    2014
  • Fatal Acquittal

    Scott

    actor

    actors
    2014
  • The Dog Who Saved Easter

    Fred Stein

    actor

    actors
    2014
  • Deadly Revenge

    Jack

    actor

    actors
    2013
  • Holiday Road Trip

    Davis

    actor

    actors
    2013
  • Spiders

    Jason

    actor

    actors
    2013
  • In the Dark

    Dan Lear

    actor

    actors
    2013
  • All About Christmas Eve

    Tino

    actor

    actors
    2012
  • Born to Ride

    Alex

    actor

    actors
    2011
  • Last Will

    Joseph Emery

    actor

    actors
    2011
  • The 7 Adventures of Sinbad

    Adrian Sinbad

    actor

    actors
    2010
  • Turbulent Skies

    Charles

    actor

    actors
    2010
  • Repo

    Jeff

    actor

    actors
    2010
  • The Steam Experiment

    Christopher

    actor

    actors
    2009
  • Christmas Town

    Kevin O'Reilly

    actor

    actors
    2008
  • Broken Angel

    actor

    actors
    2008
  • Point of Entry

    Caleb Theroux

    actor

    actors
    2007
  • Ice Spiders

    Dan 'Dash' Dashiell

    actor

    actors
    2007
  • Military Intelligence and You!

    actor

    actors
    2006
  • Miracle Dogs Too

    Dr. Jeff

    actor

    actors
    2006
  • A Boyfriend for Christmas

    Ryan Hayes

    actor

    actors
    2004
  • Heart of America

    Ryan Kirkland

    actor

    actors
    2003
  • Bad Karma

    Dr. Trey Campbell

    actor

    actors
    2002
  • Starship Troopers: Know Your Foe

    Self

    actor

    actors
    2002
  • Starship Troopers: Know Your Foe

    Self

    actor

    actors
    2002
  • Project Viper

    Mike Connors

    actor

    actors
    2002
  • Whacked!

    Mark Steward

    actor

    actors
    2002
  • Blackwoods

    Matt Sullivan

    actor

    actors
    2001
  • Final Ascent

    Viggo

    actor

    actors
    2000
  • Chain of Command

    Special Agent Michael Connelly

    actor

    actors
    2000
  • Stigmata

    Steven

    actor

    actors
    1999
  • Red Team

    Jason Chandler

    actor

    actors
    1999
  • The Second Arrival

    Jack Addison

    actor

    actors
    1998
  • Black Cat Run

    Johnny Del Grissom

    actor

    actors
    1998
  • Wicked

    Lawson Smith

    actor

    actors
    1998
  • Starship Troopers

    Zander Barcalow

    actor

    actors
    1997
  • Deadly Pursuits

    Tim Faulkner

    actor

    actors
    1996
  • Winter Heat

    Austin Reed

    actor

    actors
    1994
  • Rage and Honor II: Hostile Takeover

    Tommy Andrews

    actor

    actors
    1993
  • Melrose Place

    - Moving Violations (1996) ... Richard Hart actor actors

    - Over Dick's Dead Body (1996) ... Richard Hart actor actors

    - Living With Disaster (1996) ... Richard Hart actor actors

    - Dead Sisters Walking (2) (1996) ... Richard Hart actor actors

    - Dead Sisters Walking (1) (1996) ... Richard Hart actor actors
    1992
  • Silk Stalkings

    - Goodtime Charlie (1992) ... Charles Lantman actor actors
    1991
  • Saved by the Bell

    - Fake I.D.'s (1991) ... Jeffrey Hunter actor actors

    - The Aftermath (1991) ... Jeffrey Hunter actor actors

    - The Last Dance (1991) ... Jeffrey Hunter actor actors
    1989

• production (4 credits)

  • Marlowe

    executive producer

    production
    2023
  • Arkansas

    executive producer

    production
    2020
  • A Christmas Reunion

    co-producer

    production
    2015
  • Badge of Honor

    producer

    production
    2015