NCIS Los Angeles Mini Poster Framed NCIS: Los Angeles: American television series combining elements of the military drama and police procedural genres. Chris O'Donnell plays the lead character, G. Callen, the Special Agent in Charge of OSP, LL Cool J plays the role of Senior Field Agent Sam Hanna, a former Navy SEAL, who is fluent in Arabic and an expert on Middle Eastern culture. Daniela Ruah plays Junior Special Agent named Kensi Blye. .Eric Christian Olsen plays LAPD Detective Marty Deeks, the team's liaison with the Los Angeles Police Department. An 11x17 Show poster matted and framed as shown to an approximate overall size of 16x22x1.