Leena Skoog in Four Dimensions of Greta (1972)

Robin Askwith, Tristan Rogers, and Karen Boyes in Four Dimensions of Greta (1972)

Tristan Rogers and Karen Boyes in Four Dimensions of Greta (1972)

Karen Boyes in Four Dimensions of Greta (1972)

Erika Raffael in Four Dimensions of Greta (1972)

Alan Curtis in Four Dimensions of Greta (1972)

Tristan Rogers in Four Dimensions of Greta (1972)

Robin Askwith, Tristan Rogers, Leena Skoog, and Karen Boyes in Four Dimensions of Greta (1972)

Erika Raffael and Tristan Rogers in Four Dimensions of Greta (1972)

Robin Askwith in Four Dimensions of Greta (1972)

Robin Askwith and Tristan Rogers in Four Dimensions of Greta (1972)

Glenda Allen and Leena Skoog in Four Dimensions of Greta (1972)