Critical Mass (2013)Stream and Watch Online

Want to watch 'Critical Mass' on your TV, phone, or tablet? Searching for a streaming service to buy, rent, download, or view the Mike Freedman-directed movie via subscription can be tricky, so we here at Moviefone want to do the work for you.

Read on for a listing of streaming and cable services - including rental, purchase, and subscription choices - along with the availability of 'Critical Mass' on each platform when they are available. Now, before we get into all the details of how you can watch 'Critical Mass' right now, here are some finer points about the documentary flick.

Released April 25th, 2013, 'Critical Mass' stars Robert Rapier The movie has a runtime of about 1 hr 40 min, and received a user score of (out of 100) on TMDb, which put together reviews from well-known users.

You probably already know what the movie's about, but just in case... Here's the plot: "Things aren't looking good for the world's population; as we multiply at an alarming rate there is not enough food, space... or sense. This intelligent film interweaves a fascinating 1960s rat experiment by Dr. John B. Calhoun with a slick snapshot of today's urban jungle."

'Critical Mass' is currently available to rent, purchase, or stream via subscription on Google Play Movies, Amazon Video, Apple iTunes, Kanopy, Tubi TV, and YouTube .