Free Redbox Rental Code This post may contain affiliate links. Please see my full disclosure policy for details. March 3, 2013 3 Mar Pin0Share0TweetGoogle+0shares If you have been thinking of grabbing a rental from Redbox, make sure you jot down this code and use it to score a FREE rental! Use the code DVDNIGHT at checkout to get your movie for free! This code is valid through March 6, 2013.