Besides his own group, Newcombe has worked with a number of bands, most notably The Dandy Warhols, The High Dials, The Manvils, Innaway, and The Quarter After.
Kromě své vlastní kapely Newcombe spolupracoval s mnoha dalšími kapelami: The Dandy Warhols, The High Dials, The Manvils, Innaway a The Quarter After.