There are many ways throw a cast net, it's a trick that every fisherman should be able to utilize, here's one way that I like.
Nylon Multfilament Cast Net, American Style Hand Throwing Fishing Net with Zinc Plated Weights for Saltwater and Freshwater, 3/8 Inches Mesh 4FT : Sports & Outdoors
Throw Cast Net
How to throw a cast net! Easy technique for men and women to enjoy!#reelcoastal
How To Throw A Cast Net Step by Step - Captain Mike / ReelReports
Offshore Angler Ocean Master Premium Cast Net
Fitec RS750 Series Super Spreader 6 ft Cast Net
How to start fishing - Quora
Betts Hi Tider Lead Weight Casting Nets
How to throw a 12ft cast net