In the four-part show, archival footage and personal videos and photos are intertwined with present-day interviews and scenes of the group embarking on their 2022 tour
Watts, 47, and Schreiber, 48, said that "the best way forward for us as a family is to separate as a couple."
Australian actress Watts, who has been nominated or two Oscars, and Schreiber, the star of "Ray Donovan" have been involved since 2005 and have never been married.
Watts had previously dated Australian actor Heath Ledger.