Name  | Functions | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Silviu Oltean | Actor | 2009 | 3 | |||
| Stefan Olteanu | Actor | 2022 | 1 | |||
| Smaragda Olteanu | Actor | 1983 | 1 | |||
| Martin Johannes Oltedal | Actor | 2006 | 1 | |||
| Erich Oltersdorf | Actor | 1928 | 1 | |||
| Magda Olthy | Actor | 1939 | 1 | |||
| Klára Oltványi | Costume Designer | 2005 | 1 | |||
| Magda Olty | Actor | 1935 - 1941 | 2 | |||
| Omar Olvera | Director | 2024 | 1 | |||
| Viridiana Olvera | Actor | 2006 | 12 | |||
| Christiaan Olwagen | Adaptation, Director | 2015 - 2016 | 4 | |||
| Olympia Pagoulatou | Actor | 2006 | 1 | |||
| Spyros Olympios | Actor, Dancer | 1935 - 1997 | 10 | |||
| Adia Olympiou | Actor | 2012 | 1 | |||
| Bernarda Oman | Actor | 1992 - 2014 | 4 | |||
| Julia Trevelyan Oman | Designer | 1980 | 1 | |||
| Timothy Oman | Actor | 1972 | 1 | |||
| Tine Oman | Actor | 1992 | 1 | |||
| Ala Omar | Actor | 1990 | 1 | |||
| Gumrah Omar | Director | 2019 | 1 | |||
| Haval Omar | Lighting Designer | 1997 | 1 | |||
| Hersh Omar | Musician | 2013 - 2014 | 3 | |||
| Nasra Ali Omar | Musician | 2006 | 1 | |||
| Sulekha Ali Omar | Choreographer, Dancer | 2008 - 2010 | 4 | |||
| Gianfranco Ombuen | Actor | 1967 - 1969 | 3 | |||
| Adrian Omdal | Actor | 2016 - 2017 | 2 | |||
| Leif Omdal | Actor | 1935 - 1956 | 4 | |||
| Odin Hørthe Omdal | Actor | 1995 - 1999 | 2 | 1 | ||
| Aldin Omerović | Actor | 2022 | 1 | |||
| Arman Omid | Actor | 1999 | 1 | |||
| Elena Omidi | Actor | 2019 | 1 | |||
| Hossein Omidi | Actor | 2013 | 1 | |||
| Marit Pedersen Omland | Actor | 1993 | 6 | |||
| Tone Omland | Actor | 1996 - 2013 | 2 | |||
| Göran Omnéus | Actor | 1976 | 2 | |||
| Raymond Omodei | Designer, Director | 1974 - 2001 | 5 | |||
| Naomi Omori | Actor | 2010 | 1 | |||
| Luka Omoto | Actor | 2006 | 1 | |||
| Mohammad Omrani | Actor | 2006 | 1 | |||
| Geoffrey Omundi | Actor | 2011 | 1 | |||
| Timothy Omundson | Actor | 1990 | 1 | |||
| Bjørn Ona | Actor | 1985 | 1 | |||