One Day is an upcoming British television series based on the 2009 novel of the same name by David Nicholls. It is scheduled to premiere on 8 February 2024 on Netflix. Ambika Mod and Leo Woodall will star as the leads Emma Morley and Dexter. Eleanor Tomlinson and Essie Davis joined the cast as Sylvie and Alison respectively. Molly Manners is attached to direct the series.