Kirsten Dunst as Marion Davies

Edward Herrmann as W. R. Hearst

Eddie Izzard as Charlie Chaplin

Cary Elwes as Thomas Ince

Joanna Lumley as Elinor Glyn

Jennifer Tilly as Louella Parsons

Claudia Harrison as Margaret Livingston

Victor Slezak as George Thomas

James Laurenson as Dr. Daniel Goodman

Ronan Vibert as Joseph Willicombe

Chiara Schoras as Celia

Claudie Blakley as Didi

Ingrid Lacey as Jessica Barham

John C. Vennema as Frank Barham

Steven Peros as Elinor's Driver

Yuki Iwamoto as Kono

Zoe Mavroudi as Servant

Despina Mirou as Servant

Stavros Serafetinis as Servant

Soweto Kinch as Jay - Saxophone

Frank Dawkins as Andy - Banjo

Roderick Young as Pianist

Robert Mitchell as Drummer

Richard Bohringer as Silent Movie Director

Hendrik Arnst as Mr. Cannonball

Diana Agostini as Mrs. Ince (voice)