| Caiati, Fernando | Fernando Caiati | Actor | 1974 - 1975 | 6 | |
| Collis, David | David Collis | Designer | 1972 | 6 | |
| Craig-Raymond, Vaune | Vaune Craig-Raymond | Actor | 1972 | 6 | |
| Carpi, Fiorenzo | Fiorenzo Carpi | Composer | 1981 - 2005 | 6 | |
| Cakić, Predrag | Predrag Cakić | Costume Designer, Designer | 1956 - 1981 | 6 | |
| Carroll, Albert | Albert Carroll | Actor, Dancer | 1923 | 6 | |
| Cornilă, Ionuţ | Ionuţ Cornilă | Actor | 2014 - 2018 | 6 | |
| Cracknell, Carrie | Carrie Cracknell | Director | 2008 - 2016 | 6 | 1 |
| Ceresa, Ferruccio De | Ferruccio De Ceresa | Actor | 1977 - 1985 | 6 | 1 |
| Chaillou, Gérard | Gérard Chaillou | Actor | 1987 - 2013 | 6 | |
| Cardinal, Marie | Marie Cardinal | Translator | 1991 - 2018 | 6 | 1 |
| Cavanagh, Sean | Sean Cavanagh | Designer | 1991 | 6 | |
| Carr, Jack | Jack Carr | Actor | 1991 | 6 | |
| Csencsits, Franz J. | Franz J. Csencsits | Actor | 1990 - 2013 | 6 | |
| Cathomas, Bruno | Bruno Cathomas | Actor | 1993 - 2016 | 6 | 1 |
| Campbell, Jennifer, Jordan | Jennifer Jordan Campbell | Actor | 1993 | 6 | |
| Canonica, Sibylle | Sibylle Canonica | Actor | 1984 - 2016 | 6 | 4 |
| Cox, Andrea, J | Andrea J Cox | Sound Designer | 1996 - 1997 | 6 | |
| Cordiglia, Giancarlo, Judica | Giancarlo Judica Cordiglia | Actor | 1996 | 6 | |
| Chakrabarty, Tushar | Tushar Chakrabarty | Actor | 2006 - 2007 | 6 | |
| Ciontos, Ricarda | Ricarda Ciontos | Actor | 1995 | 6 | |
| Campbell, Douglas | Douglas Campbell | Actor, Director | 1953 - 1978 | 6 | 1 |
| Cordeiro, Antonio | Antonio Cordeiro | Actor | 1998 - 2002 | 6 | |
| Copley, Mike | Mike Copley | Actor | 2002 | 6 | |
| Caza, Terrence | Terrence Caza | Actor | 1989 | 6 | |
| Cohen, Sander | Sander Cohen | Actor | 2015 | 6 | |
| C. Weldon, Duncan | Duncan C. Weldon | Producer | 1977 - 2003 | 6 | |
| Cuny, Annabel | Annabel Cuny | Actor | 2003 | 6 | |
| Capellà, Assumpta | Assumpta Capellà | Designer | 2004 - 2006 | 6 | |
| Capko, Štefan | Štefan Capko | Choreographer | 2005 - 2007 | 6 | |
| Coşeru, Emil | Emil Coşeru | Actor | 2005 - 2018 | 6 | |
| Chalcroft, Sarah | Sarah Chalcroft | Actor | 2005 | 6 | |
| Cristache, Vlad | Vlad Cristache | Adaptation, Director | 2010 | 6 | |
| Chung, Joscha | Joscha Chung | Adaptation, Director, Translator | 2005 - 2006 | 6 | 1 |
| Chevalier, Virginie | Virginie Chevalier | Dancer | 2001 - 2002 | 6 | |
| Creutz, Claudia | Claudia Creutz | Dancer | 2001 - 2002 | 6 | |
| Curcic, Lidija | Lidija Curcic | Dancer | 2001 - 2002 | 6 | |
| Celdrán, Carlos | Carlos Celdrán | Director, Sound Designer | 2006 | 6 | |
| Cano, Míriam | Míriam Cano | Actor | 2007 | 6 | |
| Castro, Nacho | Nacho Castro | Actor | 2007 | 6 | |
| Caccavo, Roberto | Roberto Caccavo | Actor, Adaptation, Director | 2007 | 6 | |
| Chowdhury, Runu | Runu Chowdhury | Actor, Composer, Director | 2006 - 2007 | 6 | |
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