- Sean Murray (Timothy McGee)
- Wilmer Valderrama (Nick Torres)
- Katrina Law (Jessica Knight)
- Brian Dietzen (Jimmy Palmer)
- Rocky Carroll (Leon Vance)
- Diona Reasonover (Kasie Hines)
- Gary Cole (Alden Parker)
NCIS — S7E5
Episode: Code of Conduct
Air Date: 2009-10-20
Runtime: 42 min
Overview
When a Marine known for his practical jokes is found dead on Halloween Eve, the NCIS team discovers that the victim's "good-natured" pranks may have inspired ghoulish retribution.