| Glossop, Roger | Roger Glossop | Designer | 1987 - 1988 | 2 | |
| Galiano, Rino | Rino Galiano | Actor | 1987 | 1 | |
| Granell, Anders | Anders Granell | Actor | 1986 - 1987 | 3 | |
| Gustafson, Kåge | Kåge Gustafson | Actor | 1986 - 1987 | 3 | |
| Guilloux, Pascal | Pascal Guilloux | Actor | 1987 | 1 | |
| Großkord, Philip | Philip Großkord | Actor | 1987 | 1 | |
| Georgiev, Vladislav | Vladislav Georgiev | Actor | 2014 - 2016 | 2 | |
| Giannakos, Andreas | Andreas Giannakos | Actor | 1984 - 1985 | 2 | |
| Giannouli, Katerina | Katerina Giannouli | Actor | 1985 - 2002 | 2 | |
| Glücksmann, Josef | Josef Glücksmann | Adaptation, Translator | 1960 - 1984 | 4 | |
| García, Ramiro | Ramiro García | Director | 1984 | 1 | |
| Green, Astrid Oline, Rinnan | Astrid Oline Rinnan Green | Actor | 2014 | 1 | |
| Green, Erling Johannes, Rinnan | Erling Johannes Rinnan Green | Actor | 2014 | 1 | |
| Gómez, María Eugenia | María Eugenia Gómez | Actor | 1984 | 1 | |
| Geetha, M. S. | M. S. Geetha | Actor | 1995 | 3 | |
| García, Martha | Martha García | Actor | 1984 | 1 | |
| Gregor, Simon | Simon Gregor | Actor | 1984 | 4 | |
| Graham, Jill | Jill Graham | Actor | 1986 | 1 | |
| Gräbe, Bruni | Bruni Gräbe | Actor | 1967 - 1984 | 2 | |
| Genovese, Mike | Mike Genovese | Actor | 1980 - 1990 | 3 | |
| Garden, Elfi | Elfi Garden | Actor | 1984 | 1 | |
| Gottschalk, Thomas | Thomas Gottschalk | Lighting Designer | 1984 | 3 | |
| Gilbert, Paul | Paul Gilbert | Designer | 2007 | 1 | |
| Gross, Ina | Ina Gross | Actor | 1984 | 3 | |
| Groenestege, Titus Tiel | Titus Tiel Groenestege | Actor | 1990 | 1 | |
| Geil, Joachim | Joachim Geil | Actor | 1984 | 3 | |
| Gregory, David | David Gregory | Actor | 2008 | 1 | |
| Grey, Joel | Joel Grey | Actor | 1990 | 1 | |
| Goden, Michael | Michael Goden | Designer | 1990 | 1 | |
| Goddard, Emily | Emily Goddard | Actor | 2010 | 3 | |
| Gross, Mallory | Mallory Gross | Actor, Costume Designer, Mask Maker | 2010 | 5 | |
| Geidt, Jeremy | Jeremy Geidt | Actor | 1978 - 1999 | 5 | |
| Gradevik, Hanna | Hanna Gradevik | Actor | 1984 | 1 | |
| Guicciardini, Roberto | Roberto Guicciardini | Director | 1984 | 1 | |
| Guicciardini, Piero | Piero Guicciardini | Designer | 1984 | 1 | |
| Ghiglia, Benedetto | Benedetto Ghiglia | Composer | 1984 | 1 | |
| Ghione, Ivelise | Ivelise Ghione | Translator | 1984 | 1 | |
| Goodall, Cameron | Cameron Goodall | Actor | 2013 | 1 | |
| Geerlings, Erik-Ward | Erik-Ward Geerlings | Actor, Adaptation, Designer, Director | 1987 - 1993 | 6 | |
| Gonzaga, Rosário | Rosário Gonzaga | Actor | 1987 - 2007 | 7 | |
| Grau, Klaus | Klaus Grau | Actor | 1984 - 1990 | 2 | |
| Gleim, Regina | Regina Gleim | Dramaturg | 1990 | 1 | |
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