Name  | Functions | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Daniel Oudet | Actor | 1939 | 1 | |||
| Gisèle Oudart | Actor | 1969 | 1 | 1 | ||
| Satomi Ouchi | Actor | 2010 | 1 | |||
| Stanislav Oubram | Actor | 1969 - 2006 | 2 | |||
| Nicolas Oubraham | ||||||
| Daisy Ou | Actor | 2022 | 1 | |||
| Iñaki Otxoa | Actor | 1987 | 1 | |||
| Alessandro Otupacca | Actor | 2011 | 1 | |||
| Paula Ottzenn | Actor | 1919 - 1936 | 10 | 1 | ||
| Annelie Ottosson | Actor | 1993 | 2 | |||
| Rune Ottoson | Actor | 1969 | 1 | |||
| Edith Ottosen | Actor | 1955 - 1967 | 4 | |||
| Carl Ottosen | Actor | 1960 | 1 | |||
| Steve Otton | Assistant Director | 1984 | 1 | |||
| J. L. Ottomeyer | Actor | 1891 | 1 | |||
| Hans Leonard Ottomeyer | Actor | 1878 | 1 | |||
| Piero Ottolini | Translator | 1905 - 1906 | 4 | 1 | ||
| Wilhelm Otto | Actor | 1889 - 1898 | 5 | |||
| Wilfried Otto | Designer | 1958 | 1 | |||
| Victoria Otto | Actor | 1990 | 2 | |||
| Thomas Otto | Actor | 1983 - 1993 | 12 | |||
| Teo Otto | Costume Designer, Designer, Director | 1934 - 1959 | 14 | |||
| Sabine Otto | Actor | 1975 | 2 | |||
| Philipp Otto | Actor | 2002 - 2015 | 11 | 1 | ||
| Pavel Otto | Actor | 1957 | 1 | |||
| Miranda Otto | Actor | 2002 - 2015 | 2 | 1 | ||
| Max Julian Otto | Designer | 2008 - 2009 | 4 | |||
| Matt Otto | Sound Designer | 2017 | 1 | |||
| Martina Otto | Actor | 1915 - 1925 | 7 | |||
| Marg. Otto | Actor | 1906 - 1908 | 3 | |||
| Karl Otto | Actor | 1910 - 1911 | 2 | |||
| Julius Otto | Actor | 1880 - 1898 | 6 | |||
| Herr Otto | Actor, Director | 1878 | 2 | |||
| Hermann Otto | Translator | 2002 | 1 | |||
| Heinrich Otto | Actor | 1896 | 1 | |||
| Harald Otto | Actor, Director | 1896 - 1922 | 55 | 1 | ||
| Hans Otto | Actor | 1929 | 1 | |||
| Götz Otto | Actor | 1993 | 1 | |||
| Gabriele Otto | Dramaturg | 1992 | 1 | |||
| Franz Otto | Actor | 1917 - 1924 | 3 | |||
| Frank-Tilmann Otto | Costume Designer, Designer | 2008 | 4 | |||
| Eva Otto | Actor | 1991 | 2 | |||