Unforgettable - Season 4 (Latest × 2025)

Due to the gap in production, many original actors' contracts had lapsed, leading to a substantial "revamp" of the supporting cast.

The season continued to follow Carrie Wells, a detective with hyperthymesia (perfect recall), as she and her partner Al Burns solved complex crimes. Unforgettable - Season 4

: Poppy Montgomery (Carrie Wells), Dylan Walsh (Al Burns), and James Hiroyuki Liao (Jay Lee) were the only core regulars to return. New Regulars : Due to the gap in production, many original