Paul Newman as Rearden

Dominique Sanda as Mrs. Smith

James Mason as Sir George Wheeler

Harry Andrews as Mackintosh

Ian Bannen as Slade

Michael Hordern as Mr. Brown

Nigel Patrick as Soames-Trevelyan

Peter Vaughan as Brunskill

Roland Culver as Judge

Percy Herbert as Taafe

Robert Lang as Jack Summers

Jenny Runacre as Gerda

John Bindon as Buster

Hugh Manning as Prosecutor

Wolfe Morris as Maltese Police Commissioner

Noel Purcell as O'Donovan

Donald Webster as Jervis

Keith Bell as Palmer

Niall MacGinnis as Warder

Eddie Byrne as Fisherman

Shane Briant as Cox

Michael Poole as Mr. Boyd

Eric Mason as Postman

Ronald Clarke as Attendant

Antony Viccars as Salesman

Dinny Powell as Young

Doug Robinson as Danahoe

Jack Cooper as 1st Motor Cyclist

Marc Boyle as 2nd Motor Cyclist

Marcelle Castillo as Madeleine

Nosher Powell as Armed Guard

Terence Plummer as Dark Man

Joe Cahill as 1st Guard

Gerry Alexander as 2nd Guard

John McDarby as Old Man at Bus Stop

Donal McCann as 1st Fireman

Joe Lynch as 1st Garda

Seamus Healy as Countryman in Pub

Tom Irwin as 2nd Fireman

Pascal Perry as 2nd Garda

Steve Brennan as Pub Customer

Vernon Hayden as Pub Customer

Brendan O'Duill as Pub Customer

Leo Genn as Rollins (uncredited)

Clarissa Kaye-Mason as Guest at Reception (uncredited)