Main Characters Alex O'Connor 13 main appearances Katya O'Connor 13 main appearances Natalie O'Connor 13 main appearances Victor Dobrynin 13 main appearances Mark O'Connor 13 main appearances Sam Luttrell 12 main appearances Sarah O'Connor 11 main appearances Julia Marcus 1 main appearances
Recurring Guest Characters Steven Gallagher 1 guest appearances Brad Davis 1 guest appearances Jane Abbott 1 guest appearances Timur 1 guest appearances Uri Adulov 1 guest appearances Fadi 1 guest appearances Lundgren 1 guest appearances FBI Director - New York City 1 guest appearances FBI Agent 1 guest appearances Radiograph Operator 1 guest appearances Attendant 1 guest appearances KGB Agent 1 guest appearances Rag Holding Attendant 1 guest appearances S.W.A.T. 1 guest appearances Mr. Bok 1 guest appearances SVR Technician 1 guest appearances FBI ERT Tech 1 guest appearances Senior Engineer 1 guest appearances SVR DAT Member 1 guest appearances Pedestrian 1 guest appearances ⇤ « 1 2 3 4 5 6 » ⇥