Home Movie Companies

In 1937, Castle branched out into 8 mm and 16 mm home movies. later in 1942, the other uses started, with 20th Century Fox making it's home movie venture with United Artists.

division of Major Studios

 * Universal 8 (formerly Castle Films and United World Pictures; division of Universal)
 * 2CF/UA Pictures (a joint venture of Fox and United Artists)
 * Warner Reel (division of Warner Bros.)
 * RKO Diamond (division of Radio-Keith-Orpheum)
 * Para-Film (division of Paramount Pictures)
 * Majesty Films (a joint venture of Metro-Goldwyn-Mayer and Columbia Pictures)
 * Walt Disney Home Movies (division of Disney)

Independents

 * Grand Central Pictures
 * King National Pictures
 * First Release Pictures
 * Freedom Pictures
 * War Horse Pictures