Paul Mescal
Lucius
Denzel Washington
Macrinus
Pedro Pascal
General Acacius
Connie Nielsen
Lucilla
Joseph Quinn
Emperor Geta
Fred Hechinger
Emperor Caracalla
Lior Raz
Viggo
Derek Jacobi
Gracchus
Peter Mensah
Jugurtha
Matt Lucas
Master of Ceremonies
Alexander Karim
Ravi
Yuval Gonen
Arishat
Richard McCabe
Quaestor
Tim McInnerny
Senator Thraex
Alec Utgoff
Darius
Rory McCann
General Tegula
Yann Gael
Bostar
Riana Duce
Hyacinthia
Alfie Tempest
Young Lucius
Amira Ghazalla
Leta | Lucilla's Servant
Abdelmoula Ait Sidi Lhassan
Boy (Numidia)
Mouaiz El Outmany
Boy (Numidia)
Brahim Assagour
Boy (Numidia)
Alexander Simkin
Centurion (Branding)
Richard Katz
Governor (Baboon Arena)
David Ganly
Master of Ceremonies (Baboon Arena)
Anton Saliba
Praetorian (Lucilla's)
Amal Ayouch
Noble Bedouin Woman
Hadrian Howard
Agedilios
Chidi Ajufo
Gladiator
Lee Charles
Slovak
Chris Hallaways
Glyceo
Chi Lewis-Parry
Phoebus
Ángel Gómez De La Torre
Gnaeus
Brahim Ait Ben Azzouz
Centurion (Lucius' Arrest)
Maxime Rauf Ruijselaar
Centurion (Ostia)
Sana El Baghdady
Wailing Woman
Nadia El Masnaoui
Wailing Woman
Nisrine Machat
Wailing Woman
Maud Oulhen
Female Concubine
Estelle Courret
Female Concubine
Line Ancel
Female Concubine
Sixtine Gignoux
Female Concubine
Igor Badnjar
Male Concubine
Romi Debart
Male Concubine
Arnaud Préchac
Male Concubine
Tom Moutchi
Brennos
Dean Fagan
Dorso
May Calamawy
Macrinus' Companion (uncredited)