Many have wondered why Emily Wickersham's Ellie Bishop character left NCIS, as her departure from the procedural series was sudden and mysterious.

For a TV show that has been on the air as long as NCIS has, and for a production as demanding as NCIS’s seems to be, it’s a small wonder the CBS procedural has only seen relatively few cast exits.

NCIS' fans were stunned when they learned that Rocky Carroll left the show as Leon Vance ahead of season 24. So, why did he ...

Rocky Carroll won’t return for season 24, as his character, Leon Vance, died during season 23. Corrupt CID Agent Dolan ...