| Jensen, Anton | Anton Jensen | Designer | 1956 | 1 | |
| Jans, Erik | Erik Jans | Actor | 1956 | 1 | |
| Janhunen, Armas | Armas Janhunen | Actor | 1956 | 1 | |
| Johnsen, Erna | Erna Johnsen | Sound Designer | 1955 - 2006 | 2 | |
| Johannesen-Hellum, Bjarne | Bjarne Johannesen-Hellum | Sound Designer | 1955 - 2006 | 2 | |
| Järegård, Ernst-Hugo | Ernst-Hugo Järegård | Actor | 1955 - 1973 | 6 | |
| Janeček, Miroslav | Miroslav Janeček | Actor, Director | 1955 - 1962 | 2 | |
| Johnssen, Øivind | Øyvind Johnssen | Actor | 1955 - 1958 | 7 | |
| Jensen, Hardy | Hardy Jensen | Actor | 1955 - 1957 | 2 | |
| Jelde, Erik | Erik Jelde | Actor | 1955 | 1 | |
| Jordánová, Vĕra | Vĕra Jordánová | Actor | 1955 | 1 | |
| Jameson, Maureen | Maureen Jameson | Actor, Costume Designer | 1955 | 2 | |
| Jonsson, Busk, Margit | Busk Margit Jonsson | Actor | 1955 | 2 | |
| Jojkić, S | S Jojkić | Actor | 1955 | 1 | |
| Joksch, Karl-Hermann | Karl-Hermann Joksch | Designer | 1955 | 1 | |
| Johanson, Ulf | Ulf Johanson | Actor | 1954 - 1985 | 4 | |
| Jónsson, Klemens | Klemens Jónsson | Actor | 1954 - 1976 | 4 | |
| Jackman, Henry | Henry Jackman | Actor | 1954 | 1 | |
| Jiménez, José, Manuel | José Manuel Jiménez | Actor | 1954 | 1 | |
| Jones, Julia | Julia Jones | Actor | 1954 | 1 | |
| Jouko, Ensio | Ensio Jouko | Actor | 1954 | 1 | |
| Johansson, Olavi | Olavi Johansson | Actor | 1954 | 1 | |
| Jeppesen, Jane | Jane Jeppesen | Actor | 1954 | 1 | |
| Jørgensen, Gerd, Joergensen | Gerd Jørgensen (Gerd Joergensen) | Actor | 1953 - 1978 | 170 | |
| Jung, Kurt, A. | Kurt A. Jung | Actor | 1953 - 1972 | 2 | |
| Jacoby, Karl A. | Karl A. Jacoby | Actor | 1953 | 1 | |
| Juliff, Terry | Terry Juliff | Lighting Designer, Sound Designer | 1953 | 2 | |
| Jucker, Paula | Paula Jucker | Actor | 1953 | 1 | |
| Johnson, Harriet | Harriet Johnson | Actor | 1952 - 2006 | 4 | |
| Johnsen, Øivind | Øivind Johnsen | Actor | 1952 - 2006 | 3 | |
| Jónssonar, Bjarna | Bjarna Jónssonar | Translator | 1952 | 1 | |
| Johnson, Westley, B. | Westley B. Johnson | Director | 1952 | 1 | |
| Jakameit, Rosemarie | Rosemarie Jakameit | Costume Designer | 1952 | 1 | |
| Jones, Bea | Bea Jones | Actor | 1952 | 1 | |
| Janisch, Marie | Marie Janisch | Actor | 1952 | 1 | |
| Jopp, Arthur | Arthur Jopp | Director | 1951 | 1 | |
| Jurkka, Jussi | Jussi Jurkka | Actor | 1951 | 1 | |
| Jurkka, Eino | Eino Jurkka | Actor | 1951 | 1 | |
| Juvan, Nika | Nika Juvan | Actor | 1951 | 2 | |
| Jokisch, Walter | Walter Jokisch | Actor | 1951 | 2 | |
| Jeller, Isolde | Isolde Jeller | Actor | 1951 | 1 | |
| James, Finlay | Finlay James | Designer | 1951 | 1 | |
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