The new installment of the Sharknado franchise takes place 5 years after Sharknado 3: Oh Hell No! There have been no Sharknados in the intervening years, but now they’re appearing again in unexpected ways. Ian Ziering, Ryan Whitney Newman, Tara Reid, David Hasselhoff, Gary Busey, Tommy Davidson, Imani Hakim Added on Amazon Prime 2023-08-04. Youtube Trailer