Gilbert and Sullivan of these recordings have been reissued on CD. After the company was revived in 1988, it recorded seven of the operas. After the copyrights on the operas expired, numerous companies around the world released popular audio and video recordings of the operas. In 1966 and again in the 1980s, BBC Radio presented complete cycles of the thirteen extant Gilbert and Sullivan operas, with dialogue. Ad hoc casts of operatic singers conducted by Sir Malcolm Sargent in the 1950s and 60s and Sir Charles Mackerras in the 1990s have made audio sets of several Savoy operas, and in the 1980s Alexander
National Gilbert & Sullivan Opera Company Players, Charles Court Opera, and the festival's own National Gilbert & Sullivan Opera Company. In 1995, the operators of the International Gilbert and Sullivan Festival formed an opera company to provide festivalgoers with professional productions of the Savoy operas. The company was soon called the Gilbert & Sullivan Opera Company. It engaged such performers as Richard Suart, Simon Butteriss, Bruce Graham, Gillian Knight, Barry Clark, Michael Rayner, Jill Pert, Gareth Jones, Patricia Leonard, Donald Maxwell, Oliver White, Rebecca Bottone, Ian Belsey and the Opera Babes. John Owen Edwards, David Russell Hulme, David Steadman or Andrew Nicklin have usually served as