Film

Critical Mass 2013

100 min Documentary

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.

Watch free in the UK

Not listed as free in the UK right now. You can still watch the official trailer below.