Text this: Psycho II / Universal Studios ; a Bernard Schwartz production ; a Universal Oak Picture ; written by Tom Holland ; produced by Hilton A. Green ; directed by Richard Franklin. Psycho III / written by Charles Edward Progue ; produced by Hilton Green ; directed by Anthony Perkins. Psycho IV, the beginning / written by Joseph Stefano ; produced by George Zaloom and Les Mayfield ; directed by Mick Garris.