Churches / Parishes Cathedral Church of St. Mary and St. Helen BRENTWOOD, Essex The Most Holy Redeemer BILLERICAY, Essex Our Lady Immaculate CHELMSFORD, Essex St. Mary Immaculate and the Holy Archangels KELVEDON, Essex The Vatican Rome Our Lady Help of Christians and St Helen Our Lady of Compassion Our Lady of Lourdes Our Lady of Lourdes and St Joseph Our Lady of Ransom St Cedd St Edward the Confessor St George and the English Martyrs St Joseph St Mary Mother of God St Peter St Teresa of Lisieux The Most Holy Redeemer Brentwood Diocese Sites Cathedral Music Department Brentwood Youth Service Organisations Cafod United Kingdom Travel Information Street maps Train/ rail information