| Chaudoir, Hubert | Hubert Chaudoir | Actor | 1958 | 2 | |
| Chambliss, Joan | Joan Chambliss | Designer | 1958 | 1 | |
| Camargo, Wilma | Wilma Camargo | Actor | 1958 | 1 | |
| Condon, James | James Condon | Actor | 1958 | 1 | |
| Carson, John | John Carson | Actor | 1958 | 1 | |
| Clemmensen, Poul | Poul Clemmensen | Actor | 1957 - 1990 | 3 | |
| Constantinescu, Vasile | Vasile Constantinescu | Actor | 1957 - 1979 | 4 | |
| Christmas, Eric | Eric Christmas | Actor | 1957 - 1978 | 2 | |
| Cramér, Ivo | Ivo Cramér | Choreographer, Director | 1957 - 1960 | 3 | 1 |
| Czaderski, Stanisław | Stanisław Czaderski | Actor | 1957 - 1960 | 2 | |
| Carlsen, Lalla | Lalla Carlsen | Actor | 1957 - 1958 | 2 | 1 |
| Cmuntová, Lenka | Lenka Cmuntová | Director | 1957 | 1 | |
| Ciechomska, Krystyna | Krystyna Ciechomska | Actor | 1957 | 1 | |
| Ciesielska, Maria | Maria Ciesielska | Actor | 1957 | 1 | |
| Cichocka, Janina | Janina Cichocka | Actor | 1957 | 1 | |
| Cernescu, Dinu | Dinu Cernescu | Director | 1957 | 1 | |
| Chauffard, R.-J. | R.-J. Chauffard | Actor | 1957 | 1 | |
| Claude, Ferna | Ferna Claude | Actor | 1957 | 1 | |
| Clarke, George | George Clarke | Actor | 1957 | 1 | |
| Cochrane, Elspeth | Elspeth Cochrane | Adaptation | 1957 | 1 | |
| Criddle, Tom | Tom Criddle | Actor | 1957 | 1 | |
| Chester, Julia | Julia Chester | Actor | 1957 | 1 | |
| Craft, June | June Craft | Costume Designer | 1957 | 1 | |
| Chadabe, Joel | Joel Chadabe | Composer | 1957 | 1 | |
| Cella, Ettore | Ettore Cella | Director | 1957 | 2 | |
| Culitză, Paula | Paula Culitză | Actor | 1957 | 1 | |
| Crichton, Charles | Charles Crichton | Director | 1957 | 1 | |
| Conte, John | John Conte | Actor | 1957 | 1 | |
| Calmeyer, Joachim | Joachim Calmeyer | Actor | 1956 - 2013 | 162 | 1 |
| Constantinescu, Mircea | Mircea Constantinescu | Actor | 1956 - 2009 | 2 | |
| Cruz, Juan | Juan Cruz | Mask Maker | 1956 - 1991 | 3 | |
| Christophersen, Karl Erik | Karl Erik Christophersen | Actor | 1956 - 1990 | 3 | |
| Ceresa, Ferruccio De | Ferruccio De Ceresa | Actor | 1956 - 1985 | 7 | 1 |
| Cakić, Predrag | Predrag Cakić | Costume Designer, Designer | 1956 - 1981 | 6 | |
| Christidis, Minas | Minas Christidis | Actor, Director | 1956 - 1971 | 3 | |
| Carvalho, Hélio | Hélio Carvalho | Actor | 1956 - 1966 | 3 | |
| Cauwenberg, Willem | Willem Cauwenberg | Actor | 1956 - 1957 | 3 | |
| Cammans, Jan | Jan Cammans | Actor | 1956 - 1957 | 3 | |
| Chevalier, Jenny | Jenny Chevalier | Actor | 1956 - 1957 | 6 | |
| Cooper, Charlotte | Charlotte Cooper | Actor | 1956 | 1 | |
| Craig, Miriam | Miriam Craig | Actor | 1956 | 1 | |
| Crosse, Hazel | Hazel Crosse | Actor | 1956 | 1 | |
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