Harold Vincent Guardino was an American actor whose career ran from the early 1950s to the early 1990s. Guardino appeared on stage, in films, and on television. His Broadway theatre credits included A Hatful of Rain, One More River (earning a Tony Award nomination for Best Featured Actor in a Play for his performance), Anyone Can Whistle, The Rose Tattoo, The Seven Descents of Myrtle, and Woman of the Year.
Guardino's other film credits include Houseboat, Pork Chop Hill (about the Korean War), The Five Pennies, Mission Impossible, King of Kings, Madigan, Lovers and Other Strangers, Dirty Harry and The Enforcer. He was nominated twice for the Golden Globe Award for Best Supporting Actor, for Houseboat and The Pigeon That Took Rome.