SignalOverviewFifteen years apart, two driven detectives work together to crack an unsolved kidnapping case and rewrite history.First airedJanuary 22, 2016URL slugsignalGenresFantaziKrimAksionMisterImazhetPosterSfondIkonëBanerSezonetSpeciale2 episodeSezoni 116 episodeAktorët dhe ekipiAktorët — Lee Jae-han — Cha Soo-hyun — Park Hae-Young
