Junior is a 1994 American comedy film directed and produced by Ivan Reitman, and starring Arnold Schwarzenegger, Danny DeVito and Emma Thompson. The film follows Alex Hesse, an Austrian-American scientist who agrees to undergo a male pregnancy from a newly developed drug Expectane. The film marked the third and last collaboration for Reitman and Schwarzenegger, succeeding Twins (1988) and Kindergarten Cop (1990).