Warwick Davis ...Leprechaun Debbe Dunning ...Private Delores Costello Rebekah Carlton ...Princess Zarina Brent Jasmer ...Staff Sgt. Brooks Malloy Miguel A. Núñez Jr. ...Sticks Tim Colceri ...Master Sgt. Metal Head Hooker Mike Cannizzo ...Danny Jessica Collins ...Tina Gary Grossman ...Harold Geoff Meed ...Kowalski Rick Peters ...Mooch James Quinn ...Computer Voice Guy Siner ...Dr. Mittenhand Ladd York ...Lucky