Doctor Who: The Return of Doctor Mysterio

Peter Capaldi

The Doctor

Matt Lucas

Nardole

Justin Chatwin

Grant

Charity Wakefield

Lucy

Tomiwa Edun

Mr. Brock

Aleksandar Jovanović

Dr. Sim

?

Logan Hoffman

Young Grant

?

Daniel Lorente

Teen Grant

Sandra Teles

Reporter

Tanroh Ishida

Operator

?

Vaughn Johseph

Soldier