| Name | Functions | Event Dates | Events | Resources  | ||
|---|---|---|---|---|---|---|
| Gunnar Innvær | Sound Designer | 2016 - 2018 | 23 | |||
| Ştefan Ilie | Actor | 1969 - 1975 | 2 | |||
| Diana Ioan Popov | Designer | 1972 | 1 | |||
| Lucian Ionescu | Musical Director | 1955 - 1966 | 3 | |||
| Lucian Iancu | Actor | 1966 | 1 | |||
| Wendy Ishii | Actor | 2013 | 1 | |||
| Isabella Ibanez | Actor | 2013 | 1 | |||
| Grady Ivy | Actor | 1958 | 1 | |||
| Anne Iddon | Actor | 1958 - 1959 | 2 | |||
| Naoji Iwata | Director | 1958 | 1 | |||
| Srbolub Ivanovic | Actor | 1956 | 1 | |||
| Nicolae Ifrim | Actor | 1955 - 1976 | 3 | |||
| Klara Ihász | Actor | 1956 | 1 | |||
| Marieta Ionescu Mihail | Choreographer | 1959 | 1 | |||
| Feliciano Islas | Actor | 1956 | 1 | |||
| Victor Ionescu | Actor | 1967 | 1 | |||
| Lucas P. Ingram | Lighting Designer | 2016 | 1 | |||
| Gerald Isenthal | Lighting Designer | 1956 | 1 | |||
| Tatiana Iekel | Actor | 1976 | 1 | |||
| Nicolae Ivănescu | Actor | 1988 | 1 | |||
| L. Ivo | Designer | 1956 - 1957 | 3 | |||
| Chukwudi Iwuji | Actor | 2016 - 2018 | 27 | |||
| Bernard Iser | Actor | 1955 | 1 | |||
| Theano Ioannidou | Actor | 1955 | 1 | |||
| Dimitris Ikonomakis | Composer | 2013 | 1 | |||
| Ionel Iliescu | Actor | 1943 | 1 | |||
| Toshikazu Ito | Designer | 1953 | 1 | |||
| Silvia Ionaşcu | Actor | 1939 - 1940 | 2 | |||
| Pentti Irjala | Actor | 1953 | 1 | |||
| Blenda Isbey | Actor | 1951 | 1 | |||
| David B. Itkin | Director | 1932 - 1951 | 6 | |||
| Rosalind Iden | Actor | 1943 - 1950 | 4 | |||
| Konosuke Imafuku | Sound Designer | 1950 | 1 | |||
| Stasa Iatridou | Actor | 1939 - 1951 | 8 | |||
| Jana Iliev | Actor | 1998 - 2000 | 3 | |||
| Luitgard Im | Actor | 1955 | 1 | |||
| Mary Liz Ivins | Actor | 2000 | 1 | |||
| Fred Idström | Actor | 1930 | 2 | |||
| Noel Iliff | Actor, Designer, Director, Producer | 1931 - 1938 | 8 | |||
| Marjukka Ihalainen | Actor | 1998 | 3 | |||
| Nikolaj Ivanov | Actor | 1999 | 1 | |||
| Leonid Inovlockij | Composer | 1999 | 1 | |||