Attila

Gerard Butler

Vito

Chris Conrad

Nicks

Roxanna Bina

Alpha 1

Luke Barnett

Flavius Aetius

Powers Boothe

Theodosius, Leader of Constantinople

Tim Curry

Bulldog

Poncho Hodges

N'Kara/Ildico

Simmone Jade Mackinnon

Katie McVie

Mikayla S. Campbell

Attila

Cris Cole

Burnett

Xin

King Rua

Steven Berkoff

Nomad

Cheick Kongo

Spencer

Andria Kozica

Young Attila

Rollo Weeks

Officer Tazbury

Matt Kriger

Hossein Mardani

Placidia

Alice Krige

General Thadeus

M. Steven Felty

Narrator (voice)

Dylan Vox

Katie McVie

Mikayla Soo-ni Campbell

Thomas "Meat" Anderson

Phillip Andre Botello

Valentinian

Reg Rogers

Green

Steve Hanks

King Theodoric

Liam Cunningham

Galen the Soothsayer

Pauline Lynch

Bleda

Tommy Flanagan

Orestes

Andrew Pleavin

Todd Kimsey

Mundzak

Jolyon Baker

Attila's Grandmother

Sian Phillips

Honoria

Kirsty Mitchell

Felix, Placida's Consort

Jonathan Hyde

Emmanuel Itier

Bill Voorhees

Trevor Ryan