Michael Rouse is a British actor, singer, and composer active since the late 1990s, represented by Waring & McKenna. He has sung as a soloist with the Royal Philharmonic and London Philharmonic Orchestras, composed music for Tap Boy (2021), and directed and starred in Geoff (2017).

His most notable screen credits include Captain Rylands in 1917 (2019, directed by Sam Mendes), Francis Collins in All Is True (2018, directed by Kenneth Branagh), British Police Chief Inspector in Murder on the Orient Express (2017, with Johnny Depp), Private Laurin in Death on the Nile (2022), News Reporter in Artemis Fowl (2020, with Judi Dench), and Prince Albert in The Windsors (2018). On stage he is best known for his work with the Kenneth Branagh Theatre Company, including Lord Capulet in Romeo and Juliet (2016, West End) and Gaoler in The Winter's Tale (2015, with Judi Dench), as well as Legolas in The Lord of the Rings (Theatre Royal, Drury Lane) and Protean in A Funny Thing Happened on the Way to the Forum (National Theatre, 2004). He starred in the world premiere of the one-man musical Superhero (2017, Southwark Playhouse), whose song "Don't Look Down" won the Stiles and Drewe Award.