EXCLUSIVE: Tamsin Egerton and Josh Hartnett confirm the arrival of their first child as he follows her out of the hospital carrying the newborn - By Becky Freeth for MailOnline

Josh Hartnett and Tamsin Egerton were pictured leaving London's St Mary's Hospital on Monday after welcoming their first child.

The actors, who have been an item since 2012, are thought to have become first-time parents in the final days of November after announcing their pregnancy in July.

New father Josh, 37, took an early lead on daddy duties and was seen following 27-year-old girlfriend Tamsin with the baby carrier.