Over the years Peter changed his band quite frequently though keeping the name of the band the same: Word, Sound and Power.

1976 - Legalize It Tour

Sly Dunbar - Drums, Robbie Shakespeare - Bass, Al Anderson - Lead Guitar, Don Kinsey - Lead Guitar, Earl "Wya" Lindo - Keyboards, Tarzan - Keyboards, Skully - Percussion

1977 - Equal Rights Tour

Sly Dunbar - Drums, Robbie Shakespeare - Bass, Al Anderson - Lead Guitar, Earl "Wya" Lindo - Keyboards, Tarzan - Keyboards, Skully - Percussion

1978 - Bush Doctor Tour

Sly Dunbar - Drums, Robbie Shakespeare - Bass, Mikey "Mao" Chung - Lead Guitar, Robbie Lyn - Organ, Keith Sterling - Keyboards, Skully - Percussion

1979 - Mystic Man Tour

Sly Dunbar - Drums, Robbie Shakespeare - Bass, Mikey "Mao" Chung - Lead Guitar, Robbie Lyn - Organ, Keith Sterling - Keyboards, The Tamlins - Background Vocals

1980 - Mystic Man Tour

Sly Dunbar - Drums, Robbie Shakespeare - Bass, Mikey "Mao" Chung - Lead Guitar, Don Kinsey - Lead Guitar, Robbie Lyn - Organ, Keith Sterling - Keyboards, The Tamlins - Background Vocals

1981 - Wanted: Dread & Alive Tour

Sly Dunbar - Drums, Robbie Shakespeare - Bass, Darryl Thompson - Lead Guitar, Robbie Lyn - Organ, Keith Sterling - Keyboards, The Tamlins - Background Vocals

1982 - Wanted: Dread & Alive Tour

Don Kinsey - Lead Guitar, Carlton "Santa" Davis - Drums, Keith Sterling - Keyboards, Stevie Golding - Rhythm Guitar, George "Fully" Fullwood - Bass, The Tamlins - Background Vocals

1983 - Mama Africa Tour

Don Kinsey - Lead Guitar, Carlton "Santa" Davis - Drums, Keith Sterling - Keyboards, Stevie Golding - Rhythm Guitar, George "Fully" Fullwood - Bass, Constantine "Vision" Walker - Percussion, Winston Morgan - Percussion