Robert Taylor

Marcus Vinicius

Deborah Kerr

Lygia

Leo Genn

Petronius

Peter Ustinov

Nero

Patricia Laffan

Poppaea

Finlay Currie

Peter

Abraham Sofaer

Paul

Marina Berti

Eunice

Buddy Baer

Ursus

Felix Aylmer

Plautius

Nora Swinburne

Pomponia

Ralph Truman

Tigellinus

Norman Wooland

Nerva

Rosalie Crutchley

Acte

Elspeth March

Miriam

Sophia Loren

Lygia's Slave (uncredited)

Elizabeth Taylor

Christian Prisoner in Arena (uncredited)

Bud Spencer

Imperial Guard (uncredited)

Walter Pidgeon

Narrator

John Myhers

Guard

Alfredo Rizzo

Hairdresser

Leslie Bradley

Hasta - 2nd Praetorian

Adrienne Corri

Young Christian Girl

Enzo Fiermonte

Mounted Captain

Robin Hughes

Christ

Helena Makowska

Older Woman

Liana Del Balzo

Joanna Griffiths

Peter Miles

Nazarius

Geoffrey Dunn

Terpnos

Nicholas Hannen

Seneca

D.A. Clarke-Smith

Phaon

John Ruddock

Chilo

Strelsa Brown

Rufia

Alfredo Varelli

Lucan

William Tubbs

Anaxander

Pietro Tordi

Galba

Clelia Matania

Parmenida

Alfred Baillou

Christian Prisoner in Arena

Scott R. Beal

Fisherman

Michael Mark

Fisherman

Jack George

Fisherman

Ernesto Molinari

Fisherman

Dino Galvani

Senator

Carlo Borelli

Noble

John Binns

Officer

Alessandro Serbaroli

Officer

Dario Michaelis

Lydia Guard

Kenneth W. Richardson

Guard

Richard McNamara

Legionnaire

Jack Del Rio

Apostle

Philip Kieffer

Apostle

Louis Payne

Apostle

Al Ferguson

Apostle

Lia Di Leo

Pedicurist

Aldo Pini

Headkeeper

Adriano Ambrogi

Wine Bibber

Enrico Formichi

Man with Wine Cup

Giovanni Lovatelli

Banquet Man

Richard Garrick

Slave

Scilla Vannucci

White Slave Girl

Anna Maria Padoan

Young Unbaptized Woman

Alberto Plebani

Steward

Anna Arena

Alfred Brown

Frank Colson

Franco Fantasia

Harriet Medin

Leonardo Scavino

Maria Zanoli

Harry J. Vejar

Dianora Veiga

Giuseppe Varni

Carlo Tricoli

David Craig

Little Boy

Mervyn LeRoy

Director

Anthony Mann

Director

John Lee Mahin

Guión, Guión Adaptado

Sonya Levien

Guión, Guión Adaptado

S. N. Behrman

Guión, Guión Adaptado

Henryk Sienkiewicz

Novela

Robert Surtees

Director de Fotografía

William V. Skall

Director de Fotografía

Miklós Rózsa

Compositor de la Música Original

Sam Zimbalist

Productor

Metro-Goldwyn-Mayer

Compañía de Produccion

Mel Ballerino

Casting

Irene Howard

Casting

Ralph E. Winters

Editor

William A. Horning

Dirección Artística

Cedric Gibbons

Dirección Artística

Edward C. Carfagno

Dirección Artística

Elso Valentini

Decorados

Hugh Hunt

Decorados