Actor
Natalie Dormer
Actor (Game of Thrones, The Tudors)
All evidence
1 record, newest first. Strength changes with age and weight class, so check the date and context before you compare.
2014
- Marathon3:50:57
“Game of Thrones star Natalie Dormer ran the 2014 London Marathon for her 26.2 debut bagging a 3:50:57 time.”
Same source says she ran London again in 2016, 24 seconds slower.