| 1 | A | B | C | D |
| --- | --- | --- | --- | --- |
| 2 | Olga Fedori - Filmography |  |  |  |
| 3 | Year | Title | Role | Notes |
| 4 | 2006 | The Adventure of Earthboy and Stargirl | Stargirl | Short film; credited as Olga Fedorishcheva |
| 5 | 2007 | Skins | Anka | Episode: "Maxxie and Anwar" |
| 6 | 2007 | The Goldfish | Alexa | Short film |
| 7 | 2007 | EastEnders | Anya Covalenco | 4 episodes |
| 8 | 2007 | Maxwell | Irina | - |
| 9 | 2007 | Bird Feeder | Scarlet | Short film |
| 10 | 2008 | Trial & Retribution | Sofia | Episode: "The Rules of the Game: Part 1" |
| 11 | 2008 | Mum & Dad | Lena | - |
| 12 | 2009 | Doctors | Ania Mironov | Episode: "Arranged Family" |
| 13 | 2009 | Get to Know Me | Sara | Short film |
| 14 | 2009 | Signal from Shore | Katherina Volkova | Short film |
| 15 | 2010 | The Wolfman | Young Gypsy Woman | - |
| 16 | 2010–19 | Holby City | Frieda Petrenko | Main role; 100 episodes |
| 17 | 2016 | The Surrogate | The Surrogate | Short film |
| 18 | 2018 | Quadraturin | Lady O | Short film |
| 19 | 2018 | Nika | Nika | Short film |

Question: What was Olga Fedori's longest role?
Answer: Between 2010 and 2019, Olga Fedori played Frieda Petrenko in Holby City.