<P> 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 . </P>
<P> 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 . </P>
who played jacks father on without a trace
who played jacks father on without a trace
Martin Landau
Martin Landau