TMDb/Law & Order: Special Vict TV SVU fans, Detective Velasco returns in "Deep Under" as Benson questions the cost of his DEA mission in a tense sex trafficking bust. May 3, 2026 AceShowbiz - Law and Order: Special Victims Unit fans were treated to a gripping return of Detective Joe Velasco, portrayed by Octavio Pisano, in the Thursday, April 9 episode titled "Deep Under." Velasco's comeback to New York City follows his departure at the start of season 27, when he left for an undercover assignment with the Drug Enforcement Administration (DEA) in San Diego.