| Chesney, Arthur | Arthur Chesney | Actor | 1908 | 5 | |
| Coveney, Howard | Howard Coveney | Actor | 1908 | 3 | |
| Crabtree, Vernon, O. | Vernon O. Crabtree | Actor | 1908 | 3 | |
| Cooke, Percy | Percy Cooke | Actor | 1908 | 1 | |
| Culiţa, D. | D. Culiţa | Actor | 1908 | 1 | |
| Comes, Francisco | Francisco Comes | Actor | 1908 | 1 | |
| Cobeña, Rafael | Rafael Cobeña | Actor | 1908 | 1 | |
| Ciucurescu, Eugenia | Eugenia Ciucurescu | Actor | 1908 – 1922 | 4 | |
| Capelli, Dante, | Dante Capelli | Actor | 1908 – 1929 | 14 | |
| Cornelius, Franz, | Franz Cornelius | Actor | 1909 | 1 | |
| Chaimowitz, H., | H. Chaimowitz | Actor | 1909 | 2 | |
| Clark, W.D., | W. D. Clark (W.D. Clark) | Actor | 1909 | 2 | |
| Cummin, H., | H. Cummin | Actor | 1909 | 2 | |
| Carter, W.A., | W. A. Carter (W.A. Carter) | Actor | 1909 | 2 | |
| Czechowski, Leon, | Leon Czechowski | Actor | 1909 | 1 | |
| Carloni Falli, Ida, | Ida Carloni Falli | Actor | 1909 | 1 | |
| Campa, Pío, | Pío Campa | Actor | 1909 | 2 | |
| Craig-Wentworth, Marion | Marion Craig-Wentworth | Actor | 1909 | 1 | |
| Clement, Theodor | Theodor Clement | Actor | 1909 | 1 | |
| Chamlodt, Albert, | Albert Chamlodt | Actor | 1909 – 1910 | 2 | |
| Császár, Imre, | Imre Császár | Director, Translator | 1909 – 1910 | 4 | |
| Crhová, Marie, | Marie Crhová | Actor | 1910 | 1 | |
| Chadwick, Cyril, | Cyril Chadwick | Actor | 1910 | 2 | |
| Conquest, Ida, | Ida Conquest | Actor | 1910 | 1 | |
| Cobb, J. Cassels, | J. Cassels Cobb | Actor | 1910 | 1 | |
| Czarnowski, Ludwik, | Ludwik Czarnowski | Actor | 1910 | 1 | |
| Calthrop, Donald, | Donald Calthrop | Actor | 1910 | 1 | |
| Cawson, Joan, | Joan Cawson | Actor | 1910 | 1 | |
| Cârje, - | - Cârje | Actor | 1910 | 1 | |
| Claar, Hans | Hans Claar | Actor | 1910 – 1911 | 2 | |
| Cargill, Campbell, | Campbell Cargill | Actor | 1910 – 1913 | 3 | |
| Carlsen, Traute, | Traute Carlsen | Actor | 1910 – 1937 | 11 | |
| Clant van der Mijll-Piepers, J. | J. Clant van der Mijll-Piepers | Translator | 1910 – 2009 | 69 | |
| Cresfan, E., | E. Cresfan | Actor | 1911 | 1 | |
| Clemens, Mr., | Mr. Clemens | Actor | 1911 | 1 | |
| Cameron, Ine, | Ine Cameron | Actor | 1911 | 1 | |
| Cox, W. Herbert, | W. Herbert Cox | Actor | 1911 | 1 | |
| Converse, Helen, | Helen Converse | Actor | 1911 | 1 | |
| Cobourn, Alice, | Alice Cobourn | Actor | 1911 | 1 | |
| Czechowska, Helena, | Helena Czechowska | Actor | 1911 | 1 | |
| Crone, Erik | Erik Crone | Actor | 1911 | 1 | |
| Christiansen, Annemarie | Annemarie Christiansen | Actor | 1911 | 1 | |
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