This video takes viewers behind the scenes of '28 Years Later,' showcasing how special effects supervisor Sam Conway, director of photography Anthony Dod Mantle, and designers Gareth Pugh and Carson McColl created the film's terrifying "Infected" characters. It highlights innovative filming techniques, including shooting almost entirely on iPhones, and features insights into building set pieces like the bone temple. The documentary provides an inside look at the film's practical effects, design, and production challenges.