Ryan O'Neal as Barry Lyndon

Marisa Berenson as Lady Lyndon

Patrick Magee as The Chevalier

Hardy Krüger as Captain Potzdorf

Steven Berkoff as Lord Ludd

Gay Hamilton as Nora

Marie Kean as Barry's Mother

Diana Körner as German Girl

Murray Melvin as Reverend Runt

Frank Middlemass as Sir Charles Lyndon

Leon Vitali as Lord Bullingdon

Arthur O'Sullivan as Highwayman

Godfrey Quigley as Captain Grogan

Leonard Rossiter as Captain Quin

Philip Stone as Graham

André Morell as Lord Wendover

Billy Boyle as Seamus Feeny

John Bindon as Recruiting Soldier

Roger Booth as King George III

Jonathan Cecil as Lt. Jonathan Fakenham

Peter Cellier as Sir Richard

Geoffrey Chater as Dr. Broughton

Anthony Dawes as British Soldier

Patrick Dawson as Seamus Feeney

Bernard Hepton as Diner at Feast for Lord Wendover

Anthony Herrick as

Barry Jackson as British Soldier

Wolf Kahler as Prince of Tübingen

Pat Laffan as

Hans Meyer as

Ferdy Mayne as Col. Bulow

David Morley as Bryan Patrick Lyndon

Liam Redmond as Mr. Brady

Pat Roach as Toole

Dominic Savage as Young Bullingdon

Frederick Schiller as

George Sewell as Barry's Second

Anthony Sharp as Lord Hallam

John Sharp as Doolan

Roy Spencer as Horse Seller

Michael Hordern as Narrator (voice)

John Sullivan as

Harry Towb as Innkeeper

Norman Gay as Tailor (uncredited)

Vivian Kubrick as Magic Show Spectator (uncredited)

Katharina Kubrick as Dancer (uncredited)

Anthony Lang as Gentleman (uncredited)

Gary Taylor as Barry's Fight Second (uncredited)

John Trehy as Duel Steward (uncredited)

George Holdcroft as Gentleman (uncredited)

Mark Baxter as Boy (uncredited)