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. 100 min. Widescreen; Soundtracks: English Dolby Digital Surround, Dolby Digital mono, French Dolby Digital mono, Spanish Dolby Digital mono; Subtitles: English, Spanish; art gallery; audio commentary; deleted scene; featurette; photo gallery; poster gallery; screen tests; storyboards; TV spots; theatrical trailers.