Groupon: 5 Movie Rentals at Blockbuster Express Only $2February 19, 2011 by Mitchell Wischmann This post may contain a link to an affiliate. See my disclosure policy for more information. Want to rent some movies on the cheap? For the next two days, Groupon is offering 5 movie rentals from Blockbuster Express kiosks for only $2. It’s even good for online reservations that you can pick up at the kiosk.