| Cummings, Judith Ann | Judith Ann Cummings | Actor | 1966 | 1 | |
| Cranney, Jon | Jon Cranney | Actor | 1966 | 2 | |
| Cole, Olivia | Olivia Cole | Actor | 1966 | 1 | |
| Celerýn, Oldřich | Oldřich Celerýn | Actor | 1966 | 1 | |
| Cohen, Albert | Albert Cohen | Actor | 1966 | 1 | |
| Clarke, Melissa | Melissa Clarke | Actor | 1966 | 1 | |
| Coffin, Frederick | Frederick Coffin | Actor | 1966 | 2 | |
| Cambon, Alec | Alec Cambon | Actor | 1966 | 1 | |
| Capes, Leah | Leah Capes | Actor | 1966 | 1 | |
| Cook, Brad | Brad Cook | Actor | 1966 | 1 | |
| Carparelli, Anna | Anna Carparelli | Actor | 1966 | 1 | |
| Cook, Virginia | Virginia Cook | Dancer | 1966 | 1 | |
| Calvert, Henry | Henry Calvert | Director | 1966 | 1 | 1 |
| Cremin, Michael | Michael Cremin | Actor | 1966 | 1 | |
| Choc, Jaroslav | Jaroslav Choc | Actor | 1966 | 1 | |
| Carton, Michael | Michael Carton | Director | 1966 | 1 | |
| Cloffe, - | - Cloffe | Costume Designer, Designer | 1966 | 2 | |
| Cunha, J. Manoel | J. Manoel Cunha | Designer | 1966 | 1 | |
| Costa, Oderson, Brasil | Oderson Brasil Costa | Lighting Designer | 1966 | 1 | |
| Correa da Silva, L., C. | L. C. Correa da Silva | Actor | 1966 | 1 | |
| Carlson, Gene | Gene Carlson | Actor | 1966 | 1 | |
| Constantiu, Mia | Mia Constantiu | Translator | 1966 | 1 | |
| Cornea, Radu | Radu Cornea | Actor | 1966 | 1 | |
| Ciocoiu, Nicolae | Nicolae Ciocoiu | Actor | 1966 | 1 | |
| Carresi, Nuria | Nuria Carresi | Actor | 1966 | 1 | |
| Cillero, Antonio | Antonio Cillero | Director | 1966 | 1 | |
| Cariou, Len | Len Cariou | Actor | 1966 | 1 | |
| Correa e Castro, Cláudio | Cláudio Correa e Castro | Actor, Designer, Director, Translator | 1966 - 1969 | 5 | |
| Clennon, David | David Clennon | Actor | 1966 - 1971 | 3 | |
| Claasen, Günter | Günter Claasen | Actor | 1966 - 1971 | 2 | |
| Conabere, Sydney | Sydney Conabere | Actor | 1966 - 1975 | 3 | |
| Conradt, Volker | Volker Conradt | Actor | 1966 - 1992 | 3 | |
| Croiset, Hans | Hans Croiset | Actor, Adaptation, Director | 1966 - 1992 | 6 | 1 |
| Campbell, Gar | Gar Campbell | Actor, Director | 1966 - 1999 | 2 | |
| Conklin, John | John M. Conklin | Costume Designer, Designer | 1966 - 2001 | 14 | 1 |
| Christiansen, Marie | Marie Christiansen | Mask Maker | 1967 | 1 | |
| Cambell, Laura | Laura Cambell | Actor | 1967 | 1 | |
| Castro, Joacir | Joacir Castro | Actor | 1967 | 1 | |
| Campelo, Evandro | Evandro Campelo | Actor | 1967 | 1 | |
| Caldas, Hugo | Hugo Caldas | Actor | 1967 | 1 | |
| Connors, Laurence | Laurence Connors | Actor | 1967 | 1 | |
| Crandell, Susie | Susie Crandell | Actor | 1967 | 1 | |
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