| Campisi, Gaetano | Gaetano Campisi | Actor | 1969 | 2 | |
| Cochrane, Martin | Martin Cochrane | Actor | 1969 | 1 | |
| Costello, Jeryl Ann | Jeryl Ann Costello | Actor | 1997 | 1 | |
| Cox, Alan | Alan Cox | Actor | 1997 - 2011 | 5 | |
| Clayton, Edward | Edward Clayton | Actor | 1997 - 1998 | 4 | |
| Capron, Naomi | Naomi Capron | Actor | 1997 - 1998 | 4 | |
| Creighton, Jim | Jim Creighton | Actor | 1997 - 2016 | 7 | |
| Chick, Kevin | Kevin Chick | Actor | 2014 | 1 | |
| Corcoran, Colleen | Colleen Corcoran | Actor | 2014 | 1 | |
| Carlton, Robert | Robert Carlton | Actor | 2014 | 1 | |
| Campos, Myriam | Myriam Campos | Actor | 1997 | 1 | |
| Cardozo, Mariana | Mariana Cardozo | Actor | 1997 | 1 | |
| Casamajor, Roger | Roger Casamajor | Actor | 2014 | 1 | |
| Casas, Mar | Mar Casas | Actor | 2014 | 1 | |
| Chitanov, Vassil | Vassil Chitanov | Actor | 2014 | 1 | |
| Chia, Nelson | Nelson Chia | Adaptation, Director, Translator | 2014 | 3 | |
| Chee, Mia | Mia Chee | Actor, Producer | 2014 | 2 | |
| Chou, Hang, Qian | Hang Qian Chou | Actor | 2014 | 3 | |
| Casas, Alberto, Carillo | Alberto Carillo Casas | Actor | 2014 | 1 | |
| Caffall, Alexandra, Kuechler | Alexandra Kuechler Caffall | Director | 2014 | 1 | |
| Camera, Alessandro | Alessandro Camera | Designer | 2013 - 2014 | 9 | |
| Corapi, Giordano | Giordano Corapi | Composer | 2013 - 2014 | 9 | |
| Czakó, Pál | Pál Czakó | Actor | 1921 - 1924 | 3 | |
| Costa, Túlio | Túlio Costa | Designer | 1965 - 1969 | 4 | |
| Correa e Castro, Cláudio | Cláudio Correa e Castro | Actor, Designer, Director, Translator | 1966 - 1969 | 5 | |
| Cabral, Sadi | Sadi Cabral | Actor | 1969 | 2 | |
| Conlon, Declan | Declan Conlon | Actor | 2013 - 2023 | 5 | |
| Comyn, Annabelle | Annabelle Comyn | Director | 2015 | 1 | |
| Chan, Jean | Jean Chan | Designer | 2015 | 1 | |
| Cselle, Lajos | Lajos Cselle | Actor | 1922 - 1925 | 5 | |
| Chigusa, Kaoru | Kaoru Chigusa | Actor | 1997 | 1 | |
| Calvert, Vicky | Vicky Calvert | Actor | 1969 - 1970 | 3 | |
| Castro Leal, Antonio | Antonio Castro Leal | Translator | 1969 | 1 | |
| Crişan, Lia | Lia Crişan | Translator | 1969 | 1 | |
| Ciobotăraşu, Ştefan | Ştefan Ciobotăraşu | Actor | 1969 | 1 | |
| Caragiu, Elena | Elena Caragiu | Actor | 1969 | 1 | |
| Clapp, Gordon | Gordon Clapp | Actor | 1969 - 2017 | 2 | |
| Counsman, Karlene | Karlene Counsman | Actor | 1967 - 1969 | 2 | |
| Cassel, Chris | Chris Cassel | Actor | 1969 | 1 | |
| Charlton, Hilary | Hilary Charlton | Actor | 1969 | 1 | |
| Carlmüller, Hr. | Hr. Carlmüller | Actor | 1879 | 1 | |
| Carlmüller, Fr. | Fr. Carlmüller | Actor | 1879 | 1 | |
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