[s4e20] Dead Ringer Apr 2026

The episode excels by making almost every suspect and victim a police officer. It explores the tension and "code of silence" that exists even when CSIs are trying to find justice for their own.

Reviewers often praise the "hectic" energy of the episode, capturing the chaos of a city overrun by off-duty cops partying and competing. [S4E20] Dead Ringer

This episode is well-remembered for the lighthearted chemistry between Grissom and Catherine. The scene where Grissom tries to "motivate" Catherine while she’s running by playing "Chariots of Fire" —only for her to call it a "sedative"—is a fan favorite. The episode excels by making almost every suspect

The episode unfolds during the annual "Baker to Vegas" police relay race, which brings over 20,000 officers to the city. Like many classic CSI episodes, the resolution of

Like many classic CSI episodes, the resolution of the runner's death hinges on a clever chemical interaction (heat-related triggers), which remains a hallmark of the show's peak years. 🎬 Technical Credits Director: Kenneth Fink

Sara and Warrick look into a suspected murder-suicide of two officers in a hotel room, which quickly reveals a web of infidelity and departmental secrets. Critical Review & Highlights