!['Sharknado 4' Reveals First Guest Stars and Cast Details](http://townsquare.media/site/442/files/2016/03/sharknado-pic.jpg?w=980&q=75)
'Sharknado 4' Reveals First Guest Stars and Cast Details
Sharknado 3 already reach the pinnacle of great white weather catastrophes in taking its titular threat to friggin’ space, and there’s only one way to top it. You’re goddamn right: Gary Busey. The fourth installment in Syfy’s surprisingly endurant social media disaster flick has whipped up the winds of production, announcing its first guest stars and details.