Rupert Everett as Oscar Wilde

Colin Firth as Reggie Turner

Emily Watson as Constance Wilde

Colin Morgan as Alfred 'Bosie' Douglas

Edwin Thomas as Robbie Ross

Franca Abategiovanni as Felice's Mother

Alister Cameron as Mr. Howard

Anna Chancellor as Mrs. Arbuthnott

Béatrice Dalle as Café Concert Manager

Tom Colley as Maurice Gilbert

Johanna Kirby as Nurse

André Penvern as Monsieur Dupoirier

Ronald Pickup as Judge

Matteo Salamone as Leon

Antonio Spagnuolo as Felice

John Standing as Dr. Tucker

Benjamin Voisin as Jean

Tom Wilkinson as Father Dunne

Julian Wadham as Mr. Arbuthnott

Caterina D'Andrea as Carmela

Manu Asencio as Hotel Sandwich Bellboy

Jean-Luc Bubert as Man with Tart

Oliver Cater as Cyril Holland Aged 11

Cyril Cordonnier as Café de la Paix Waiter

Thierry de Coster as Henri the Waiter

Eleonora Costadura as Felice's Wife

Jacky Druaux as Hotel Sandwich Manager

Laurent D'Elia as Rouen Station Announcer

Raffaele Gargiulo as Michela

Patrick Hannaway as Burly Man

Aaron Henke as Vyvyan Holland Aged 3

Hans-Jürgen Honikel as Surgeon

Jerry Joner as Hôtel de la Plague Manager

Alexis Julemont as Hotel Sandwich Attractive Waiter

Kit Loyd as Undergraduate #2

Joshua McGuire as Ambrose Smithers - Undergraduate #1

Vincenzo Messina as Peppino

Philip Noel as Top Hat #2

Teodoro Petti as Cimitero delle Fontanelle Guide

Arnaud Peiffer as Hotel Sandwich Bellboy

Lo Polidoro as Café Concert Singer

Gerard Rocher as Old Priest

Werner Rößler as Marquess of Queensberry

Malo Scheen as Bosie's New Boyfriend

Toby Sherborne as Prison Warden

Philipp Spiegel as Café Concert Waiter

Yannick Thor as Cyril Holland Aged 4

Christian Tye as French Poet

Sarah Vandenabeele as Rouen Station Passerby

Dylan Waters as Vyvyan Holland Aged 10

Sam Barrett as Undergraduate #3

Howard Perret as Undergraduate #4

Sam Perry as Undergraduate #5

Torren Simonsz as Undergraduate #6

Giacomo Giorgio as Fisherman at Christmas Party

Giovanni Scotti as Fisherman at Christmas Party