Hans Küng

饰：Himself - Theologian

José Saraiva Martins

饰：Himself

Manfred Lütz

饰：Himself - Physician & Theologian

Marco Politi

饰：Himself - Vatican Expert

Hermann Geissler

饰：Himself - Congregation for the Doctrine of the Faith

Agathe Bienfait

饰：Herself - Sociologist

Luigi Garlaschelli

饰：Himself - Chemist

汉希·乔奇曼

Hansi Jochmann

饰：Narrator

Wanda Poltawska

饰：Self - Friend of Pope John Paul II

Joaquin Navarro-Valls

饰：Self - Ex Pope Spokesman

Arturo Mari

饰：Self - Pope Photographer

Sergio Luzzatto

饰：Self - Historian

莱赫·瓦文萨

Lech Walesa

饰：Self

Stanislaw Dziwisz

饰：Self - Archbishop of Krakow

Alessandro Meluzzi

饰：Self - Psychiatrist