| Callahan, Roberta | Roberta Callahan | Actor | 1980 | 1 | |
| Crow, Janice | Janice Crow | Actor | 1980 | 1 | |
| Cundari, Mico | Mico Cundari | Actor | 1997 - 1998 | 3 | |
| Crowley, John | John Crowley | Director | 1993 - 1994 | 2 | |
| Claessens, Simon | Simon Claessens | Actor | 1994 | 1 | |
| Chávez, Armando | Armando Chávez | Actor | 1997 | 1 | |
| Császár, Gyöngyi | Gyöngyi Császár | Actor | 1994 | 1 | |
| Cleater, John | John Cleater | Designer | 1994 - 1995 | 4 | |
| Comstock, David Alan | David Alan Comstock | Lighting Designer | 1997 | 1 | |
| Callara, Vincent | Vincent Callara | Designer | 1995 | 1 | |
| Conely, James | James Conely | Composer | 1997 | 1 | |
| Chinna, Steve | Steve Chinna | Adaptation, Director | 2009 | 2 | |
| Cole, Tim | Tim Cole | Actor | 2009 | 1 | |
| Couzens, Kelly-Ann | Kelly-Ann Couzens | Actor | 2009 | 1 | |
| Cerri, Francesca Romana | Francesca Romana Cerri | Actor | 1995 | 1 | |
| Cianchini, Elisabetta | Elisabetta Cianchini | Actor | 1995 | 1 | |
| Campagna, Riccardo | Riccardo Campagna | Costume Designer | 1995 | 1 | |
| Cottan, Richard | Richard Cottan | Actor | 1980 | 4 | |
| Coburger, Christoph | Christoph Coburger | Composer | 1995 - 2018 | 5 | |
| Cofflet, Rolf | Rolf Cofflet | Designer | 1996 | 1 | |
| Cooper, Andrew | Andrew Cooper | Director | 1996 | 1 | |
| Cox, Andrea, J | Andrea J Cox | Sound Designer | 1996 - 1997 | 6 | |
| Castlin, Karl-Erik | Karl-Erik Castlin | Actor | 1995 | 1 | |
| Cleiren, Robbie | Robbie Cleiren | Actor, Director | 1995 - 2005 | 27 | |
| Confino, Ofra | Ofra Confino | Costume Designer | 1996 - 2010 | 2 | |
| Clate, Marco-Jo | Marco-Jo Clate | Actor | 1996 | 1 | |
| Chester, Mary | Mary Chester | Actor | 1996 | 9 | |
| Chaurette, Normand | Normand Chaurette | Translator | 1996 | 1 | |
| Crofts, Imogen | Imogen Crofts | Actor | 1980 | 2 | |
| Cardy, David | David Cardy | Actor | 1980 | 5 | |
| Cseszárik, László | László Cseszárik | Actor | 1996 | 1 | |
| Csernák, Árpád | Árpád Csernák | Actor | 1996 | 1 | |
| Csapó, György | György Csapó | Actor | 1996 | 1 | |
| Csonka, Ibolya | Ibolya Csonka | Actor | 1996 | 1 | |
| Colmer, David | David Colmer | Lighting Designer | 1980 | 1 | |
| Chen-Hauser, Yongfan | Yongfan Chen-Hauser | Actor | 1996 | 1 | |
| Clausnitzer, Claus Dieter | Claus Dieter Clausnitzer | Actor | 1995 - 1996 | 2 | |
| Cordiglia, Giancarlo, Judica | Giancarlo Judica Cordiglia | Actor | 1996 | 6 | |
| Conlan, Brian | Brian Conlan | Actor | 1995 | 1 | |
| Clausen, Bo | Bo Clausen | Actor | 1996 | 2 | |
| Chowdhury, Ajay | Ajay Chowdhury | Director | 1996 | 1 | |
| Cox, Susan | Susan Cox | Actor, Costume Designer | 1958 - 1996 | 3 | |
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