The actress, 36, is back at work on the upcoming project after contracting a breakthrough case of Covid which saw her take five days away from the set as she self-isolated.
SAGE member Professor Ferguson and his team at Imperial College London found Omicron sufferers are between 15 and 20 per cent less likely to be admitted than those who catch Delta.
The Government scientist, whose modelling spooked Number 10 into ordering the original coronavirus lockdown, said was the UK was experiencing a very explosive wave of infection .