who played jacks father on without a trace
Jack Malone In the fourth season, Jack dealt with the death of his father (played by Martin Landau) from Alzheimer's Disease and started a new relationship with Anne (Mary Elizabeth Mastrantonio), the widow of a fellow agent. Soon after they started dating, he learned that Anne was pregnant, which was an unpleasant surprise to both of them.
List of This Is Us characters Jack Pearson (born August 31, 1944; death between 1996 - 1997) portrayed by Milo Ventimiglia as Rebecca's husband, and Kate, Kevin, & Randall's father.[2] Jack has a brother named Nick.