| Name | Functions | Event Dates | Events | Resources  | ||
|---|---|---|---|---|---|---|
| Bruce Odland | Composer | 2013 | 1 | |||
| Astrid Overå | Actor | 2009 | 1 | |||
| Frank Oberhäußer | Assistant Director | 2006 | 1 | |||
| Martin Oakley | Lighting Designer | 2021 | 1 | |||
| Tracy Oleinick | Costume Designer | 1 | ||||
| Nicolas Ossowski | Actor | 2021 | 1 | |||
| John O'Kane | Actor | 2021 | 1 | |||
| Vilmos Oláh | Actor | 1988 | 1 | |||
| Steve Otton | Assistant Director | 1984 | 1 | |||
| Luis Ocaña | Producer | 1981 | 1 | |||
| Biljana Ostojic | Director | 1975 | 1 | |||
| Theo Op de Beeck | Actor | 1961 | 1 | |||
| Joseph O'Brien | Actor | 1960 | 1 | |||
| Martin Obzina | Director | 1959 | 1 | |||
| Andrew Osborn | Actor | 1951 | 1 | |||
| Loyola O'Connor | Actor | 1916 | 1 | |||
| Gabe Ortiz | Actor | 2022 | 1 | |||
| Carlo Orlando | Assistant Director | 2021 | 1 | |||
| Jonas Hoff Oftebro | Actor | 2022 | 1 | |||
| Kristie Ohlinger | Actor | 2022 | 1 | |||
| Noémie O'Farrell | Actor | 2022 | 2 | |||
| Aldin Omerović | Actor | 2022 | 1 | |||
| Silvia Oleksikiw | Producer | 2022 | 1 | |||