“The Edge” – When Dr. Donald “Ducky” Mallard (Adam Campbell), a liaison from D.C. headquarters and an old acquaintance of Gibbs’, arrives to evaluate whether Pendleton needs an in-house medical examiner, not everyone trusts that’s the real reason behind his visit, on NCIS: ORIGINS, Tuesday, Oct. 28 (9:00-10:00 PM, ET/PT) on the CBS Television Network, and streaming on Paramount+ (live and on demand for Paramount+ Premium plan subscribers, or on demand for Paramount+ Essential subscribers the day after the episode airs)*.