• Anthony Edwards (“ER”) returns to series television in “Zero Hour.” He plays the publisher of a myth-busting magazine who is drawn into a centuries-old conspiracy after his wife (Jacinda Barrett) is abducted. 7 p.m., ABC.
• “Glee” couple Will and Emma (Matthew Morrison, Jayma Mays) have picked Valentine’s Day to tie the knot. Naturally, past and present members of New Directions convene to celebrate the nuptials. 8 p.m., Fox.
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