Sunday, June 22 at 9.30pm

The FBI suspects foul play is involved in the disappearance of a lottery winner who has vanished after coming into millions. SPRAGUE GRAYDEN ("Jericho") guest stars as Paula Reiser, the missing winner's best friend.

Meanwhile, Jack runs a background check on Brian Donovan (recurring guest star ADAM KAUFMAN), the father of Samantha's unborn baby, and discovers some troubling information about him.