 The church is used by the Anglican mission Euston Church for Sunday services and its English Chapel, at its east end, by Forward in Faith for weekday services.It has been a Grade I listed building since 10 June 1954, one of 129 such Christian buildings in London.Early English Neo-Gothic in style and cruciform in plan, the church was built by Raphael Brandon between 1850 and 1854 (with Brandon's interior designed in 1853) for the Victorian church movement the Catholic Apostolic Church (also known as "Irvingites").