Galileo

Chaim Topol

as Galileo Galilei

Edward Fox

as Cardinal Inquisitor

Colin Blakely

as Priuli

Georgia Brown

as Ballad Singer's Wife

Clive Revill

as Ballad Singer

Margaret Leighton

as Elderly Court Lady

John Gielgud

as The Old Cardinal

Michael Gough

as Sagredo

Michael Lonsdale

as Cardinal Barberini (later Pope Urban VIII)

Richard O'Callaghan

as Fulganzio

Tim Woodward

as Ludovico Marsili

Judy Parfitt

as Angelica Sarti

John McEnery

as Federzoni

Patrick Magee

as Cardinal Bellarmin

Mary Larkin

as Virginia

Madeline Smith

as young lady