[1][2][3] Richard Wright, Phil Manzanera and Guy Pratt joined Gilmour on tour to promote the album.

[4][5] The tour also featured Dick Parry,[4] who played saxophone on the Pink Floyd albums The Dark Side of the Moon, Wish You Were Here and The Division Bell and Jon Carin[4] who, in 1980s and 1990s, toured with Pink Floyd.

Pink Floyd drummer Nick Mason joined to play "Wish You Were Here" and "Comfortably Numb" at one of the London shows.

David Bowie made a guest appearance in London, performing vocals on "Comfortably Numb" and "Arnold Layne",[6] the latter subsequently released as a live single.

David Crosby and Graham Nash also appeared on select dates, reprising their studio performance of "On an Island", as well as singing on three other songs.