| Cordan, Ralph | Ralph Cordan | Actor | 1978 | 1 | |
| Cukurs, Guntis | Guntis Cukurs | Designer | 1978 | 1 | |
| Csapó, János | János Csapó | Actor | 1978 - 1983 | 2 | |
| Cuffling, Bernard | Bernard Cuffling | Actor | 1978 - 2002 | 2 | |
| Carlson, Lillian | Lillian Carlson | Actor | 1978 | 1 | |
| Chronopoulou, Kaiti | Kaiti Chronopoulou | Actor | 1973 - 1978 | 4 | |
| Charatsidis, Savvas | Savvas Charatsidis | Costume Designer, Designer | 1978 - 1979 | 8 | |
| Cherashore, Spencer | Spencer Cherashore | Actor | 1979 | 1 | |
| Cohen, james | James Cohen | Actor | 1979 | 1 | |
| Corneck, Ludwig | Ludwig Corneck | Director | 1889 | 1 | |
| Collis, June | June Collis | Actor | 1975 | 3 | |
| Czagell, Erasmus | Erasmus Czagell | Actor | 1892 - 1893 | 2 | |
| Carthy, Ray | Ray Carthy | Actor | 1975 | 1 | |
| Cruickshank, Andrew | Andrew Cruickshank | Actor | 1961 - 1975 | 11 | |
| Christoph, Rudolf | Rudolf Christoph | Actor | 1975 | 1 | |
| Calm, Hans | Hans Calm | Actor | 1893 - 1894 | 2 | |
| Crawley, Tom | Tom Crawley | Actor | 1964 - 1975 | 3 | |
| Chelmi , Katerina | Katerina Chelmi | Actor | 1975 - 1989 | 5 | |
| Clayton, Peter | Peter Clayton | Lighting Designer | 1975 | 1 | |
| Claps, Louise | Louise Claps | Actor | 1975 | 1 | |
| Colavecchia, Franco | Franco Colavecchia | Designer | 1969 - 1975 | 2 | |
| Cross, Julian | Julian Cross | Actor | 1892 | 1 | |
| Clark, | Ron Clark | Actor | 1979 | 1 | |
| Coleman, Peter Thomas | Peter Thomas Coleman | Actor | 1979 | 1 | |
| Chalmers, Bill | Bill Chalmers | Actor | 1979 | 1 | |
| Coon, Gina | Gina Coon | Actor | 1979 | 1 | |
| Chesley, Gene | Gene Chesley | Designer | 1979 | 1 | |
| Chatziargyri, Eleni | Eleni Chatziargyri | Actor | 1943 - 1997 | 18 | |
| Cardin, Jerry | Jerry Cardin | Actor | 1979 | 1 | |
| Crawford, Eve | Eve Crawford | Actor | 1972 | 1 | |
| Chapman, Vernon | Vernon Chapman | Actor | 1972 | 1 | |
| Conklin , John | John M. Conklin | Costume Designer, Designer | 1966 - 2001 | 14 | |
| Corbett, Gretchen | Gretchen Corbett | Actor | 1973 | 1 | |
| Cook , Fred | Fred Cook | Actor | 1973 | 1 | |
| Chinas, Fanis | Fanis Chinas | Actor | 1979 | 1 | |
| Carnegie, Ian | Ian Carnegie | Actor | 1975 | 1 | |
| Carnegie, Robert | Robert Carnegie | Actor | 1975 | 1 | |
| Cotterill, Michael | Michael Cotterill | Actor | 1975 | 1 | |
| Collis, David | David Collis | Designer | 1972 | 6 | |
| Craig-Raymond, Vaune | Vaune Craig-Raymond | Actor | 1972 | 6 | |
| Castelli, Carla | Carla Castelli | Actor | 1976 | 4 | |
| Cajati, Fernando | Fernando Cajati | Actor | 1976 | 4 | |
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