1879, the Bancrofts moved to the Haymarket Theatre, a larger house, where they renovated the theatre and reportedly introduced the first use of the electric light on the English stage in 1880. They continued the successful presentation of modern comedy until both retired from management on 20 July 1885, having made a considerable fortune producing theatre.

After that, Lady Bancroft rarely appeared onstage. In 1895, her eldest son, Captain Charles Bancroft married Margaret Grimston, a daughter