Don Lino is the (former) main antagonist of Shark Tale. He is Oscar's former arch-nemesis and one of his best friends, Lenny, Frankie, Sykes, Lola, and the great white sharks' former leader and boss, Lenny and Frankie's father, and his wife's husband.Lino reappeared in Club Oscar, in which he danced with the sharks.He is sometimes thought to be the (former) secondary and tertiary antagonist of the film.He is voiced by Robert De Niro in the film and short and by Jim Meskimen in the video game.