Watch Alligator (1980) HD Full Movie Free on SolarMovie. Watch Alligator (1980) online free. A pet baby alligator is flushed down a toilet and survives in the city sewers. Twelve years later, i...A pet baby alligator is flushed down a toilet and survives in the city sewers. Twelve years later, it grows to an enormous size thanks to a diet of discarded laboratory dogs injected with growth hormones. Now, humans have entered the menu.