Scrubs - Season 4 Apr 2026

: A powerful tribute to the late John Ritter, who played J.D.’s father. The episode was rewritten after Ritter's real-life passing to address the death of J.D.'s father, featuring Tom Cavanagh’s return as Dan Dorian in a deeply moving performance.

: A creative high point where J.D. imagines the hospital as a traditional multi-cam sitcom (complete with a laugh track and live audience), only for reality to crash back in during a tragic medical moment. Scrubs - Season 4

: Features a guest appearance by Matthew Perry as an air traffic controller. In a touching behind-the-scenes detail, his real-life father, John Bennett Perry, plays his on-screen father. : A powerful tribute to the late John Ritter, who played J

: A fan-favorite "bottle episode" where the staff is locked down due to a suspected SARS outbreak, forcing several character tensions to a boiling point. 📈 Major Character Arcs imagines the hospital as a traditional multi-cam sitcom

Season 4 of is often cited as the peak of the series' "Golden Era," masterfully balancing its signature zany humor with some of the most poignant emotional beats in sitcom history.