Alexander van Breemen

M. C. Escher (voice)

Graham Nash

Self - Musician

George Escher

Self - Eldest Son

Jan Escher

Self - Youngest Son

Liesbeth Escher-Hogenhout

Self - Daughter-in-law

Stephen Fry

M. C. Escher (voice)

M. C. Escher

Self - Graphic Artist (archive footage)

Harold Scott MacDonald Coxeter

Self - Mathematician (archive footage)