Ian McDiarmid, a revered figure on both stage and screen, is indelibly etched into the minds of film collectors primarily for his iconic portrayal of Emperor Palpatine across the *Star Wars* saga. His chilling and nuanced performance began in 1983's *Return of the Jedi*, solidifying Palpatine as one of cinema’s most enduring villains. Collectors eagerly seek out various home video editions of these films—from the original VHS releases to the latest 4K Blu-ray sets—to experience the evolution of his character’s depiction and the technological advancements in how his formidable presence was presented. Beyond the galactic empire, McDiarmid’s filmography offers other compelling entries for discerning collectors. His sinister turn in Tim Burton’s 1999 gothic horror *Sleepy Hollow*, opposite Johnny Depp, is a standout, and a must-have for fans of the director’s distinctive visual style, often celebrated on Blu-ray. While his *Star Wars* roles, particularly *Episode III – Revenge of the Sith* (2005) and even animated appearances like *Star Wars Rebels: The Siege of Lothal* (2015), remain his most collectible, his profound theatrical background, including a Tony Award, underscores the depth he brought to every cinematic role. His work is essential viewing, and often reappears in special features and documentaries like *The Story of Star Wars* (2004), making his various appearances valuable additions to any serious collection.