Elizabeth Debicki was 29 in Peter Rabbit 2: The Runaway when she played the character 'Mopsy (voice)'.
That was over 3 years ago in 2021.
Today she is 33, and has starred in 22 movies in total, 1 of those since Peter Rabbit 2: The Runaway was released.
In Peter Rabbit 2: The Runaway, I think Elizabeth Debicki looks: