The Young Pope (TV) Cast
The cast of The Young Pope. Updated on September 18, 2025.
30 actors
Jude Law
as Lenny Belardo / Pope Pius XIII (10 episodes)

Jude Law portrays Lenny Belardo, a young and unconventional American cardinal who becomes the first American pope in history. As Pope Pius XIII, he is a highly enigmatic and controversial figure who challenges the traditions and expectations of the Catholic Church.

Diane Keaton
as Sister Mary (10 episodes)

Diane Keaton plays the role of Sister Mary, a nun who serves as a close confidante and advisor to Lenny Belardo. Sister Mary is known for her unwavering loyalty and dedication to the church, and she plays a crucial role in supporting Pope Pius XIII in his controversial decisions.

Silvio Orlando
as Cardinal Voiello (10 episodes)

Silvio Orlando portrays Cardinal Voiello, the Secretary of State and one of the Vatican's most powerful figures. Cardinal Voiello is a skilled politician who often finds himself at odds with Pope Pius XIII's unorthodox approach to leading the church. He becomes a key antagonist in the series.

Javier Cámara
as Cardinal Gutierrez (10 episodes)

Javier Cámara plays the role of Cardinal Gutierrez, a close ally of Pope Pius XIII. Cardinal Gutierrez is a compassionate and progressive figure within the church, known for his empathy and willingness to confront difficult issues. He becomes an important voice of reason throughout the series.

Scott Shepherd
as Cardinal Dussolier (10 episodes)

Scott Shepherd portrays Cardinal Dussolier, a French cardinal who forms a close bond with Pope Pius XIII. Cardinal Dussolier is known for his intellectual curiosity and his quest for answers to life's mysteries. He represents a more philosophical perspective within the Vatican hierarchy.

Cécile de France
as Sofia Dubois (10 episodes)

Cécile de France plays the role of Sofia Dubois, an Italian journalist who develops a complicated relationship with Pope Pius XIII. Sofia Dubois is an ambitious reporter who becomes fascinated by the enigmatic pope and seeks to understand the motivations behind his actions.

Ludivine Sagnier
as Esther Aubry (10 episodes)

Ludivine Sagnier portrays Esther Aubry, a young woman who works at the Vatican and becomes involved in a scandalous affair with Pope Pius XIII. Esther Aubry's presence creates tension and controversy within the Vatican, as her relationship with the pope threatens to undermine his authority.

Toni Bertorelli
as Cardinal Caltanissetta (10 episodes)

Toni Bertorelli plays the role of Cardinal Caltanissetta, a traditionalist cardinal who opposes Pope Pius XIII's reforms. Cardinal Caltanissetta represents the conservative faction within the church and becomes a vocal critic of the pope's unorthodox methods and beliefs.

James Cromwell
as Cardinal Michael Spencer (10 episodes)
Sebastian Roché
as Cardinal Michel Marivaux (5 episodes)
Guy Boyd
as Archbishop Kurtwell (4 episodes)
Ignazio Oliva
as Father Valente (1 episode)
Marcello Romolo
as Don Tommaso (1 episode)
Ramón García
as Cardinal Aguirre (1 episode)
Nicoletta Cefaly
as Sister Spencer (1 episode)
Allison Case
as Young Sister Mary (1 episode)
Riku Takeda
as Tourist (1 episode)
Gianluca Guidi
as Father Federico Amatucci (1 episode)
Jacob Desvarieux
as African Cardinal (1 episode)
Vladimir Bibic
as Cardinal Ozolins (1 episode)
Nadee Kammellaweera
as Sister Suree (1 episode)
Alessandra Fallucchi
as Sister Spencer N.2 (1 episode)
Frank Gingerich
as Young Lenny (1 episode)
Maurizio Lombardi
as Cardinal Mario Assente (1 episode)
Matteo Lai
as Tour Guide (1 episode)
Olivia Macklin
as Madre (1 episode)
Giovanni Agrò
as Monsignor Glasses (1 episode)
Armando Pizzuti
as Father Triregno (1 episode)
Patrick Mitchell
as Young Lenny (1 episode)
Alex Esola
as Freddy Blakestone (2 episodes)
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