The others on Scott's list are Greg Inglis, Jack Wighton, Semi Radradra, Dave Taylor, George Burgess, Josh Papalii, James Roberts and goalkicker Jarrod Croker along with Wallaby rugby union players Israel Folau - who made his name in the NRL - and massive lock Will Skelton.
Excitement is building, or is being whipped up, after Hayne's promising pre-season debut for the San Francisco 49ers.
Scotts, 52, had a brief career with the Arizona Cardinals in 1987.
Scotts said it was a difficult and complex business to take on an American football career, but indicated the raw material to do so existed in Australia. Scotts said: "Jarryd is a freakish athlete who is breaking the mould - if Jarryd goes straight into the pros, that is mind-blowing. He is proving everyone wrong.
"The NRL is more like the NFL than any other sport in the world. NFL clubs will be here boots and all - they won't take any prisoners either."