The victim, Brian Dokes, had robbed an illegal betting shop before his death. The team eventually discovers the real culprit is a corrupt lawyer working with the former agent.
In this 2015 episode, Director Leon Vance returns to field duty, partnering with Gibbs for a murder investigation. The case involves a murdered Navy Seaman found with his eye gouged out, leading back to a former NCIS agent Vance helped imprison for stealing evidence. [S13E4] Double Trouble
It is revealed that the "second" Fat Controller is actually his mischievous twin brother, Sir Lowham Hatt , who has arrived for the celebration. Other Mentions "NCIS" Double Trouble (TV Episode 2015) - IMDb The victim, Brian Dokes, had robbed an illegal