One of the oldest Christian Churches in the world HistoryIt traces its roots to the dawn of Christianity, when believers were first called Christians (Acts 11:26), and when the Apostolic See of Antioch was established by Saint Peter the Apostle. Liturgy It follows the liturgy of Saint James the Apostle and is preserved in Syriac, the language spoken by our Lord Jesus Christ. worshipIt carries a tradition of worship, chants, and theology that has continued unbroken over Millennia. Read More Weekly Services Holy Liturgy Sundays 11:00 am 1 Armstrong Road, Acton, London, W3 7JL Holy Liturgy English Fridays 19:00 1 Armstrong Road, Acton, London, W3 7JL Vespers Saturdays 17:00 1 Armstrong Road, Acton, London, W3 7JL Saint Thomas Syriac Orthodox Cathedral1 Armstrong Road, Acton, London, W3 7JL Find Us