Keira Knightley wraps up warm in black coat and green jumper after returning to work filming Boston Strangler following recovery from Covid By Sean O'grady For Mailonline Published: 16:02 GMT, 26 January 2022 | Updated: 16:23 GMT, 26 January 2022 Viewcomments Keira Knightley cut a casual figure as she stepped out in Boston on Thursday after returning to filming the Boston Strangler. The actress, 36, is back at work on the upcoming project after contracting a breakthrough case of Covid. The film star was dressed in a dark green jumper along with a pair of brown trousers and matching boots. Back in action: Kiera Knightley was back in action as she stepped out in Boston after returning to filming her new movie Boston Strangler Keira also donned a brown and cream patterned scarf and wrapped up in a black padded coat. The actress' brunette locks were in a vintage style while she put safety first with a face shield. Keira described her battle with COVID-19 in an interview with the Sunday Telegraph's Stella magazine. Keira is married to Klaxons musician James Righton and they share two daughters, Edie, six and Delilah, two - who she revealed were faring better than her. Outfit: The film star was dressed in a dark green jumper along with a pair of brown trousers and matching boots She said of her asymptomatic husband: '[He is] being very smug about it – he is convinced it's because he's one of those cold-water swimmers and I'm not.' The actress admitted she was 'feeling pretty rubbish.' A rep for the actress told People that Keira and her husband were fully vaccinated and had finished their required 10 days in quarantine. Health: A rep for the actress told People that Keira and her husband were fully vaccinated and had finished their required 10 days in quarantine In October it was revealed that double-jabbed people still have a one in four chance of catching Covid from an infected household member, according to a study by 'Professor Lockdown' Neil Fergusson. This is even the case if the person infected was fully jabbed themselves, in what is known as a vaccine breakthrough case, said Imperial College London researchers. However, jabbed people recovered quicker from the virus, resulting in less severe and shorter symptoms. Being vaccinated also decreases a person's chance of getting Covid in the first place. Risk: In October it was revealed that double-jabbed people still have a one in four chance of catching Covid from an infected household member Share or comment on this article: All rights reserved for this news site (dailymail) and under his responsibility