Sunday

SYFY 7 p.m. Sharknado 5: Global Swarming

Fin Shepard (Ian Ziering) and his bionic wife, April (Tara Reid), once again defend the world from sharknadoes in the premiere of the campy action flick “Sharknado 5: Global Swarming,” airing Sunday, Aug. 6, on Syfy. Some of the stars making cameos include Olivia Newton-John, Charo and Tony Hawk.