Yet another movie has bypassed the cinema and gone straight to a digital release. This time it's 'Greenland', the latest collaboration between Gerard Butler and his 'Angel Has Fallen' director, Rick Roman Waugh. This disaster flick is now available on Amazon Prime, so we thought we should check it out. You can find our Moustache Lockdown Streaming Survival Guide in all its glory by clicking here . With the Earth just days away from an extinction level event, a structural engineer and his family are selected for relocation to a classified government bunker. There they can weather out the storm, ready to rebuild our society, ensuring the survival of the human race. They just have to get their first. Something that becomes a whole lot more difficult when word of our impending doom gets out, and society instantly begins to break down. When you first think of a disaster flick featuring Gerard Butler, you probably imagine him doing his Scottishy-American action hero bit,