And a Great Cry Went Up on Broadway: Law & Order Canceled? 12.31K Richard Lawson 05/13/10 04:26PM Filed to: sad things sad things Law & Order Defamer Rumors Cancellation Deadline reports that NBC has canceled their 20-years-running mainstay Law & Order, one year shy of a primetime record. No comment from NBC yet. Mostly this would be terrible for New York theater actors, cutting paying gigs by a third!