The Mr. Spock uniform, which Nimoy wore during the second season of the iconic sci-fi TV show, is expected to sell for around $112,000 (£70,000), while Reeve's iconic superhero costume has an estimate of between $64,000 (£40,000) and $96,000 (£60,000).

A stormtrooper helmet from Star Wars: Episode V - The Empire Strikes Back is also expected to make up to $96,000, while other items in the auction include claws worn by Hugh Jackman as superhero Wolverine in X2, and props from the first The Lord of the Rings film and Terminator 3: Rise of the MAChines.

The collection of 450 pieces of film memorabilia are to be auctioned off by The Prop Store and Odeon at the BFI Imax cinema in London on 23 September (15).