Frieda Petrenko.

About Frieda Petrenko

Frieda Petrenko is a fictional character from the BBC medical drama Holby City, played by Olga Fedori. She first appears during the twelfth series episode "Together Alone", originally broadcast on 17 February 2010. Frieda was introduced as a nurse, before retraining as a foundation doctor. She departs during the fourteenth series episode "Wolf's Clothing", originally broadcast on 15 May 2012. Frieda guest stars in a series 17 episode, originally broadcast on 22 September 2015, as a patient diagnosed with tuberculosis. Fedori reprised the role again in 2017 and returns in the nineteenth series episode "We Need to Talk About Fredrik", originally broadcast on 12 December 2017. The actress quit the role a year later and Frieda departs in the twenty-first series episode "Running", originally broadcast on 26 March 2019. The character received critical acclaim and Fedori earned a nomination for Best Newcomer at the 16th National Television Awards.