Academy Award-winning special effects─and Raquel Welch in a wet suit─highlight this exciting sci-fi adventure that follows an expedition through the human body. The submarine Proteus and its crew are miniaturized and injected into an injured scientist in an effort to remove a blood clot from his brain. With only one hour before they return to normal size, the team finds their mission jeopardized by a saboteur. Stephen Boyd, Edmond O'Brien, Donald Pleasence also star. 101 min. Widescreen; Soundtracks: English DTS HD 5.1 Master Audio, DTS HD mono Master Audio, Spanish Dolby Digital mono, French Dolby Digital mono; Subtitles: English (SDH), Spanish; audio commentary; isolated music score; featurette; storyboards; theatrical trailer.