| Name | Functions | Event Dates  | Events | Resources | ||
|---|---|---|---|---|---|---|
| Lynne Osbourne | Actor | 2000 | 1 | |||
| Karina Opdal | Actor | 2000 | 2 | |||
| Lillian Olsen | Costume Designer | 2000 | 7 | |||
| Francis O'Connor | Designer | 2000 | 1 | |||
| Patrick O'Kane | Actor | 2000 | 1 | 1 | ||
| Michael Ornstein | Actor | 2000 | 1 | |||
| David Oberkogler | Actor | 2000 | 1 | |||
| Ben Oldfield | Actor | 2000 | 1 | |||
| Peter Oppermann | Dramaturg | 2000 | 1 | |||
| Aleksandr Orlov | Actor | 2000 | 1 | |||
| Hiroko Ohtaki | Actor | 2000 | 1 | |||
| Ann Oakley | Director | 2000 | 1 | |||
| Laura Ozier | Mask Maker | 2000 - 2004 | 13 | |||
| Aurélien Osinski | Actor | 2000 - 2004 | 78 | |||
| Joan O'Clery | Costume Designer | 2000 - 2013 | 6 | 1 | ||
| Even Olstad | Actor | 2000 - 2016 | 25 | |||
| Frédéric Ozier | Actor | 2000 - 2018 | 93 | |||
| Si Osborne | Actor | 2001 | 2 | |||
| Michael O'Foghludha | Actor | 2001 | 1 | |||
| Isabel Osca | Actor | 2001 | 5 | |||
| Nicholas Ozment | Actor | 2001 | 1 | |||
| Kevin Orzechowski | Actor | 2001 | 1 | |||
| Kelly Overton | Actor | 2001 | 1 | 1 | ||
| Paul Ocampo | Actor, Dancer | 2001 | 2 | |||
| Scott O’Brien | Composer | 2001 | 1 | |||
| Fran Overbury | Actor, Musical Director | 2001 | 5 | |||
| Bart Opsomer | Actor | 2001 | 1 | |||
| Joseph O'Keefe | Actor | 2001 | 1 | |||
| Ulrika Oscarsson | Actor, Musician | 2001 | 3 | |||
| Yutaro Ohiwa | Actor | 2001 | 1 | |||
| Matte Osian | Actor | 2001 | 1 | |||
| Aisling O`Neill | Actor | 2001 | 1 | |||
| Björn Olsson | Actor | 2001 | 1 | |||
| Paca Ojea | Actor | 2001 | 1 | |||
| Göran Olsson | Actor | 2001 - 2006 | 6 | |||
| Andres Oja | Actor | 2001 - 2010 | 2 | |||
| Marcus Off | Actor | 2002 | 1 | 1 | ||
| Alex Organ | Actor, Sound Designer | 2002 | 2 | |||
| Kathe B. Olsen | Actor | 2002 | 1 | |||
| Kaleigh O'Connor | Actor | 2002 | 1 | |||
| Savannah O'Connor | Actor | 2002 | 1 | |||
| Peter O'Brien | Actor | 2002 | 1 | 1 | ||