Actress Natasha Richardson was hospitalized on Monday afternoon in Montréal after suffering a serious head injury, PEOPLE has confirmed.

The Tony-winning star, 45, was first brought to Centre Hospitalier Laurentien near Mont Tremblant, a famed ski area, following a skiing accident. At 5 p.m. she was transferred to Hôpital du Sacré-Coeur de Montréal.

The London-bred Richardson – daughter of famed British actress Vanessa Redgrave, 72 – has been married to actor Liam Neeson, 56, since 1994. The couple have two sons: Micheal, 13, and Daniel, 12.

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