The memorials carry an epitaph eulogizing the qualities of the deceased person and mention what position or rank they held in society (or in the military), their age, place, circumstances, and date of death. Some memorials have funerary art designed in the Neoclassical style, showing portraiture, funerary urns, military symbols, or allegorical figures in mourning.
Entry to the St. Thomas Church is from the west (seen on the right). Walls on both sides of the entrance lobby are covered in memorials. The antechamber (seen in the center) is used as the choir room. Above the choir room door hangs an old photograph of the Church Gate, which was demolished along with the ramparts of Bombay Fort in the mid-1860s.
Reverend William Kew Fletcher, arch chaplain at the time, saw an opportunity to restore St. Thomas Church during the economic boom in the wake of the American Civil War (1861-1865). The work was assigned to James Trubshawe, architect to the Government of Bombay, who prepared renovation plans in the traditional Gothic Revival architecture that was popular at the time.
A stained glass panel with a winged figure of the Archangel Michael wearing a cross on a tiara and pendant. Michael is an archangel in Judaism, Christianity, Islam, and the Baha'i faith. Michael is represented as a warrior: he is shown with a sword, in combat with or triumph over a dragon, from the story in the Book of Revelation.
Memorial erected to Alexander Cumine Peat, Major in the Corps of Engineers at Bombay, who died at Currachee (Karachi) on 15th April 1848, aged 46. The memorials serve as markers of the expanding territories of the Bombay Presidency, which by the late 19th century came to include parts of Sindh Province (1847–1935) and Aden, now part of Yemen (1839–1932).
Over the years, St. Thomas Church has been upgraded with the change in technology and the need for improving public convenience. For example, wrought iron brackets were fitted to the pillars when electricity was introduced for the first time in 1907. Fans and lights hang from the ends of each bracket, providing comfort to the congregation assembled in the hall.
Memorial dedicated to James Fawcett Esq. and his two infant children, erected by his widow upon his death on 17th September 1831 at London, aged 31 years. His mother, Helen Hitchens, was the daughter of Major General John Bellasis, an East India Company officer and commander of the forces at Mumbai. James Fawcett had, for a period, lived with his family at Mumbai, where he was partner in the firm Messrs. Remington & Co.
The Lady Chapel (seen here) is a traditional British term for a chapel dedicated to "Our Lady", Mother Mary. The chapel has some notable memorials, including Daniel Seton, Lieutenant-Governor of Surat Castle (top left), and Katherine Kirkpatrick (top right), mother to James Achilles Kirkpatrick, who served as Company Resident at Hyderabad (Deccan).
The interiors have hundreds of memorial plaques erected by friends and family members in memory of their loved ones. Memorials were also erected by the East India Company in honor of EIC officers and administrators who died of natural causes, perished at sea, or got killed in the line of duty in various military campaigns in the Bombay Presidency.
St. Thomas church has had a choir ever since the church was founded in 1718. When the church was elevated to the status of cathedral, following the creation of the Diocese of Mumbai in 1837, a choir school was founded for the purpose of training singing boys for divine services. Till the late 1970s, most choristers came from Cathedral & John Connon School.