Lana Turner

Diane de Poitiers - Countess de Breze

Pedro Armendáriz

King Francis I

Roger Moore

Prince Henri

Marisa Pavan

Catherine de Medici

Cedric Hardwicke

Ruggieri

Torin Thatcher

Louis - Count de Breze

Taina Elg

Alys

John Lupton

Regnault

Henry Daniell

Gondi

Sean McClory

Count Michel Montgomery

Geoffrey Toone

Duke of Savoy

Michael Ansara

Count Ridolfi

Paul Cavanagh

Lord Bonnivet

Melville Cooper

1st Court Physician

Ian Wolfe

Lord Tremouille

Basil Ruysdael

Chamberlain

Christopher Dark

Giancarlo

Marc Cavell

Piero

Gene Reynolds

Montecuculli

Peter Brocco

Court Painter (uncredited)

Barbara Darrow

Lady in Waiting (uncredited)

Robert Dix

Young Officer (uncredited)

James Drury

Lieutenant (uncredited)

Jamie Farr

Count Ridolfi's Mute Squire (uncredited)

Duane Grey

Captain of the Guard (uncredited)

Peter Hansen

Messenger (uncredited)

Percy Helton

Court Jester (uncredited)

David Hoffman

Court Painter (uncredited)

Britt Lomond

Guard (uncredited)

Anthony Marsh

Gentleman (uncredited)

Leonard Mudie

Porter (uncredited)

Milton Parsons

Suitor (uncredited)

Paul Préboist

Extra (uncredited)

Stuart Whitman

Henri's Squire (uncredited)