| Conrad-Ramlo, Marie | Marie Conrad-Ramlo | Actor | 1880 - 1916 | 25 | 6 |
| Conejero, Laura | Laura Conejero | Actor | 2004 - 2020 | 3 | 5 |
| Christensen, Marte Germaine | Marte Germaine Christensen | Actor | 2006 - 2015 | 7 | 5 |
| Castro, Rick | Rick Castro | | | | 5 |
| Carecchio, Elisabeth | Elisabeth Carecchio | | | | 5 |
| Coleman, Matthew, Shane | Matthew Shane Coleman | | | | 5 |
| Cartridge, Linda | Linda Cartridge | | | | 5 |
| Chrysohoidis, Giorgos | Giorgos Chrysohoidis | | | | 5 |
| Carpenter, James | James Carpenter | Actor | 1993 - 2010 | 6 | 4 |
| Canonica, Sibylle | Sibylle Canonica | Actor | 1984 - 2016 | 6 | 4 |
| Cummins, Kevin | Kevin Cummins | | | | 4 |
| Cole, Randy | Randy Cole | | | | 4 |
| Csaba, Vass | Vass Csaba | Actor | 2010 | 2 | 3 |
| Cunniffe, Emma | Emma Cunniffe | Actor | 1999 - 2011 | 8 | 3 |
| Carmody, Tessa | Tessa Carmody | Actor | 2012 | 1 | 3 |
| Carvalho, Clara | Clara Carvalho | Actor, Director, Translator | 2011 - 2024 | 9 | 3 |
| Connors, Bridget | Bridget Connors | Actor | 2013 | 1 | 3 |
| Cerón, Eduardo | Eduardo Cerón | | | | 3 |
| Camarin, Emilio | Emilio Camarin | | | | 3 |
| Caglarer, Mehmet | Mehmet Caglarer | | | | 3 |
| Chuipka, Chip | Chip Chuipka | Actor | 2006 | 1 | 2 |
| Carlsson, Ralph | Ralph Carlsson | Actor | 2000 - 2004 | 3 | 2 |
| Charrington, Charles | Charles Charrington | Actor, Director, Producer | 1889 - 1909 | 85 | 2 |
| Clifton, Amy | Amy Clifton | Actor, Producer | 2007 | 2 | 2 |
| Cetti, Frederik A. | Frederik A. Cetti | Actor | 1871 - 1895 | 20 | 2 |
| Chaúque, João | João Chaúque | Actor | 2006 | 1 | 2 |
| Chun, Yu | Yu Chun | Actor | 1956 | 1 | 2 |
| Cortes, Thomas | Thomas Cortes | Actor, Director | 1871 - 1878 | 11 | 2 |
| Cranner, Morten | Morten Cranner | Composer, Director, Dramaturg, Sound Designer | 2000 - 2013 | 7 | 2 |
| Cunxin, Pu | Pu Cunxin | Actor, Dancer | 1986 - 2010 | 9 | 2 |
| Calbraith, Clare | Clare Calbraith | Actor | 2009 | 1 | 2 |
| Crane, Sam | Sam Crane | Actor | 2007 - 2012 | 2 | 2 |
| Carnevali, Martin | Martin Carnevali | Actor | 2004 - 2005 | 3 | 2 |
| Cüppers, Pius Maria | Pius Maria Cüppers | Actor | 2000 - 2013 | 5 | 2 |
| Cerveris, Michael | Michael Cerveris | Actor | 2009 | 1 | 2 |
| Cohen, Katharina | Katharina Cohen | Actor | 2010 - 2011 | 2 | 2 |
| Correia, Philip | Philip Correia | Actor | 2011 | 1 | 2 |
| Christensen, Martin | Martin Christensen | | | | 2 |
| Curtis, Simon | Simon Curtis | Producer | 1992 - 1994 | 5 | 1 |
| Calder, David | David Calder | Actor | 1991 - 1994 | 5 | 1 |
| Ciurlanti, Alejandra | Alejandra Ciurlanti | Director | 2001 | 1 | 1 |
| Coulter, Clare | Clare Coulter | Actor | 1972 - 2006 | 4 | 1 |
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