| Casacci, Sarah | Sarah Casacci | Costume Designer | 1998 | 1 | |
| Casado, Cristina | Cristina Casado | Actor | 2008 - 2011 | 8 | |
| Casaje, Lito | Lito Casaje | Designer, Director | 1993 - 2002 | 5 | |
| Casal, Alfonso | Alfonso Casal | Actor | 1967 - 1980 | 2 | |
| Casal, Antonio | Antonio Casal | Actor | 1971 | 1 | |
| Casale, Gabriele | Gabriele Casale | Actor | 2019 | 1 | |
| Casale, Paola | Paola Casale | Actor | 1989 | 1 | |
| Casalucci, Tonia | Tonia Casalucci | Actor | 2022 | 1 | |
| Casamajor, Roger | Roger Casamajor | Actor | 2014 | 1 | |
| Casamayor, Lola | Lola Casamayor | Actor | 2001 | 5 | |
| Casamonti, Stefano | Stefano Casamonti | Assistant Director, Designer | 1997 - 1999 | 2 | |
| Casano, Pietro | Pietro Casano | Actor | 2024 | 2 | |
| Casanova, Eve | Eve Casanova | Actor | 1923 | 4 | |
| Casanovas, Josep Maria | Josep Maria Casanovas | Actor | 1988 | 1 | |
| Casanueva, Manuel | Manuel Casanueva | Actor | 1954 - 1956 | 2 | |
| Casapiccola, Robert | Robert Casapiccola | Actor | 1952 | 2 | |
| Casar, Amira | Amira Casar | Actor | 1999 | 1 | |
| Cäsar, Wolfgang | Wolfgang Cäsar | Designer | 1983 | 1 | |
| Casares Pearson, Olga | Olga Casares Pearson | Actor | 1943 | 1 | |
| Casares, Maria | Maria Casares | Actor | 1943 - 2005 | 8 | 1 |
| Casares, Toni | Toni Casares | Adaptation, Director | 2011 | 2 | |
| Casarín, Angel | Angel Casarín | Actor | 1963 - 1981 | 3 | |
| Casarino, Tullio | Tullio Casarino | Actor | 1977 | 4 | |
| Casartelli, Gabrielle | Gabrielle Casartelli | Actor | 1933 - 1936 | 3 | |
| Casas Carbó, Joaquim | Joaquim Casas Carbó | Translator | 1894 - 1918 | 24 | |
| Casas Novas, Emilio | Emilio Casas Novas | Actor | 1943 | 1 | |
| Casas, Alberto, Carillo | Alberto Carillo Casas | Actor | 2014 | 1 | |
| Casas, Antón | Antón Casas | Actor | 1916 | 1 | |
| Casas, Ileana | Ileana Casas | Mask Maker | 2006 | 3 | |
| Casas, Mar | Mar Casas | Actor | 2014 | 1 | |
| Casas, Mari | Mari Casas | Actor | 2009 | 1 | |
| Casasayas, Queralt | Queralt Casasayas | Actor | 2008 | 15 | 1 |
| Casaus, Christine | Christine Casaus | Costume Designer | 2013 | 1 | |
| Casavant, John | John Casavant | Actor | 2009 | 10 | |
| Casazza, Jeff | Jeff Casazza | Director | 2008 - 2014 | 2 | |
| Casciano, Simone | Simone Casciano | Actor | 2017 | 4 | |
| Cascio, Silvia | Silvia Cascio | Actor | 2018 | 1 | |
| Casdagli, Penny | Penny Casdagli | Actor | 1976 | 1 | |
| Case Cook, Karen | Karen Case Cook | Director | 2005 | 1 | |
| Case, Edith | Edith Case | Actor | 1950 | 1 | |
| Case, Tim | Tim Case | Designer | 2003 | 1 | |
| Casella, Alberto | Alberto Casella | Director | 1954 | 1 | |
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