Hallmark Channel - Watch a Preview of "Signed, Sealed, Delivered.

"Signed, Sealed, Delivered," the network's highly anticipated new Original Series, Sundays (8pm ET/PT, 7C), created and Executive Produced by Martha Williamson, best known as the Executive Producer and creative force behind the mega-hit "Touched By An Angel." The time slot represents Hallmark Channel's expansion into Sunday evenings and a coming home for Williamson to the same time period once held by "Touched by an Angel." The series stars Eric Mabius ("Ugly Betty"), Kristin Booth ("The Kennedys"), Crystal Lowe ("Smallville") and Geoff Gustafson ("Primeval: New World"). Special guest-stars announced to-date include Golden Globe® and four-time Emmy® winning actress Valerie Harper, two-time Emmy® and Golden Globe® nominee Della Reese, two-time Golden Globe® winning actress Valerie Bertinelli and five-time Golden Globe® nominee Marilu Henner.