- Historical Archives of the Hungarian State Security1
- Houwer, Rob1
- Index on Censorship1
- Information Services Department1
- Jancsó, Miklós1
- Jovanović, Soja1
- Judit, Miklósy1
- Kemény, István1
- Khutsiyev, Marlen1
- Király, Béla1
- Klimov, Elem1
- Kluge, Alexander1
- Krassó, György1
- Kubrick, Stanley1
- M.J.B. Films1
- Magos-Gimes, Judith Juca1
- Magyar Film Intézet1
- Magyar Filmgyártó Vallalat1
- Media and Opinion Research Department1
- Miklós Hollós1