The film has been released several times on VHS, LaserDisc, DVD and Blu-ray. DiscoVision first released "Psycho" on the LaserDisc format in "standard play" (5 sides) in 1979, and "extended play" (2 sides) in October 1981. MCA/Universal Home Video released a new LaserDisc version of "Psycho" in August 1988 (Catalog #: 11003). In May 1998, Universal Studios Home Video released a deluxe edition of "Psycho" as part of their Signature Collection. This THX-certified Widescreen (1.85:1) LaserDisc Deluxe Edition (Catalog #: 43105) is spread across 4 extended play sides and 1 standard play side, and includes a new documentary and isolated Bernard Herrmann score. A DVD edition was released at the same time as the LaserDisc.