“Debbie Macomber’s Mrs. Miracle” (8 p.m., Hallmark Channel): In the TV film

“Debbie Macomber’s Mrs. Miracle” (8 p.m., Hallmark Channel): In the TV film “Debbie Macomber’s Mrs. Miracle,” a frazzled widower (James Van Der Beek) with young twin boys hires a new housekeeper (Doris Roberts) who turns out to have a magic touch with his kids and more.