episodes "Skin Deep" and "Paper Soldiers". Rose and Nate share a mutual attraction, which they've never acted upon. This has not been explored further as Peter Cambor is no longer a member of the regular cast. Arkady Kolcheck An old "friend" and longtime ally of G. Callen, Arkady Kolcheck (Russian: Аркадий Kolcheck) (Vyto Ruginis) is a retired KGB agent who now owns and operates a private security company out of Los Angeles. He immigrated to the United States in 2002 and became a citizen in 2007; he lives in Studio City. Like Henrietta Lange, Arkady is one of the last surviving Cold Warriors. It is believed that his new life in America came about because "he knows where the bodies are buried...probably because he's the one who buried them". In "Kolcheck, A.", Callen and the Office of Special Projects learn that Arkady has a Russian-American daughter, Anastasia Kolcheck (Bar Paly). As of Season 9, Arkady is the only recurring character to appear in every season. Talia Del Campo DEA agent Talia Del Campo (portrayed by Mercedes Mason) who first appears in Season 5 episode "Fish Out of Water", where she is introduced as an undercover investigating a case after a witness and civilian are killed. She allies with NCIS after Hetty pulls some strings and is partnered with Marty Deeks. During the case, she develops a connection to Deeks, having empathized with him over his relationship with Kensi (who was on assignment in Afghanistan) and nicknames him partner after the end. She returns in "Deep Trouble", where she meets Kensi and a rivalry forms between them over Deeks, who is caught in the middle. Nicole Dechamps NCIS agent Nicole Dechamps (portrayed by Marsha Thomason) who first appears "Old Trick", where she is introduced as a Secret Service agent. She helps NCIS agent in procuring a valuable coin from a Navy Lieutenant and is partnered with Sam Hanna. She returns in an undercover assignment in Season 9, where she is shot in the shoulder but is saved by Sam. Afterwards, Sam suggests she join NCIS. Moe Dusa Mowahd (variant spelling Mowadh) "Moe" Dusa (portrayed by Ronald Auguste) is a Sudanese national who was brought to the US as a child by Sam Hanna (who was still serving as a Navy SEAL at the time). Sam was on a mission in Chad rescuing foreign aid workers, and killed Moe's father who was