| Culwick, Marc | Marc Culwick | Actor | 1986 | 1 | |
| Cumberbatch, Benedict | Benedict Cumberbatch | Actor | 2003 - 2005 | 3 | 1 |
| Cumberbatch, Nailah | Nailah Cumberbatch | Actor | 2007 - 2009 | 16 | |
| Cumbus, Philip | Philip Cumbus | Actor | 2010 | 1 | |
| Cumiskey, Mairead | Mairead Cumiskey | Actor | 2012 | 1 | |
| Cummens, Ellen | Ellen Cummens (Ellen Cummens) | Actor | 1898 | 1 | |
| Cummer, Anna | Anna Cummer | Actor | 2012 | 1 | |
| Cummin, H. | H. Cummin (H. Cummin) | Actor | 1909 | 2 | |
| Cumming, Edward | Edward Cumming | Designer | 1958 | 1 | |
| Cumming, Jean | Jean Cumming | Actor | 1946 | 1 | |
| Cumming, Richard | Richard Cumming | Adaptation, Composer, Musical Director | 1974 - 1992 | 5 | |
| Cummings, Andrew | Andrew Cummings | Designer | 2016 | 1 | |
| Cummings, Arthur | Arthur Cummings | Actor | 1931 | 1 | |
| Cummings, Carrie | Carrie Cummings | Actor | 1998 | 1 | |
| Cummings, Gordon | Gordon Cummings | Director | 2001 | 1 | |
| Cummings, Ilene | Ilene Cummings | Actor | 2010 | 1 | |
| Cummings, Judith Ann | Judith Ann Cummings | Actor | 1966 | 1 | |
| Cummins, Doug | Doug Cummins | Adaptation, Director | 2001 | 2 | 1 |
| Cummins, Jean | Jean Cummins | Actor | 1949 | 1 | |
| Cummins, John | John Cummins | Actor | 2006 | 1 | |
| Cummins, Kevin | Kevin Cummins | | | | 4 |
| Cumyn, Steve | Steve Cumyn | Actor | 2016 | 1 | |
| Cundari, Mico | Mico Cundari | Actor | 1997 - 1998 | 3 | |
| Cunha, J. Manoel | J. Manoel Cunha | Designer | 1966 | 1 | |
| Cuningham, Philip | Philip Cuningham (Philip Cuningham) | Actor | 1893 | 2 | 1 |
| Cuninghame, Fiona | Fiona Cuninghame | Actor, Dancer | 1935 - 1936 | 4 | |
| Cunliffe, David | David Cunliffe | Director | 1977 - 1981 | 2 | 1 |
| Cunliffe, Sheryl | Sheryl Cunliffe | Director | 2013 | 1 | |
| Cunneen, Paddy | Paddy Cunneen (Paddy Cunneen) | Composer | 1990 - 2009 | 10 | 1 |
| Cunniffe, Emma | Emma Cunniffe (Emma Cunniffe) | Actor | 1999 - 2011 | 8 | 3 |
| Cunningham, Andy | Andy Cunningham | Actor | 2005 | 1 | |
| Cunningham, Davy | Davy Cunningham | Lighting Designer | 2013 | 1 | |
| Cunningham, Ethel | Ethel Cunningham | Actor | 1955 | 1 | |
| Cunningham, Geoffrey T. | Geoffrey T. Cunningham | Lighting Designer | 1972 | 1 | |
| Cunningham, Jake | Jake Cunningham | Actor | 2001 | 5 | |
| Cunningham, Jan | Jan Cunningham | Actor | 1978 | 1 | |
| Cunningham, Katie | Katie Cunningham | Actor | 2011 | 1 | |
| Cunningham, Mark | Mark Cunningham | Sound Designer | 2007 - 2009 | 8 | |
| Cunningham, Rebecca | Rebecca Cunningham (Rebecca Cunningham) | Costume Designer | 1987 | 1 | |
| Cunningham, Ryan | Ryan Cunningham | Actor, Director | 1997 | 2 | |
| Cunningham, T. Scott | T. Scott Cunningham | Actor | 2003 | 1 | 1 |
| Cunningham, Tim | Tim Cunningham | Actor | 2021 | 1 | |
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