Complex sentence: Returning to London in 1879, Denny appeared in a number plays with Marie Litton, John Hare and the Kendals, and was Angus Macalister in an 1881 revival of W. S. Gilbert's "Engaged", before going on tour with Lillie Langtry in 1882.
Split into simpler sentences: Returning to London in 1879, Denny appeared in a number plays with Marie Litton, John Hare and the Kendals. He played Angus Macalister in an 1881 revival of W. S. Gilbert's "Engaged", before going on tour with Lillie Langtry in 1882.