Ncuti Gatwa

The Doctor

Millie Gibson

Ruby Sunday

Jemma Redgrave

Kate Lethbridge-Stewart

Yasmin Finney

Rose Noble

Alexander Devrient

Colonel Christofer Ibrahim

Lenny Rush

Morris Gibbons

Genesis Lynea

Harriet Arbinger

Aidan Cook

The Vlinx

Nicholas Briggs

The Vlinx (voice)

Susan Twist

Susan Triad

Fela Lufadeju

Bailey Sinclair

Bonnie Langford

Melanie Bush

Michelle Greenidge

Carla Sunday

Anita Dobson

Mrs Flood

Angela Wynter

Cherry Sunday

Tachia Newall

Colonel Winston Chidozie

Gabriel Woolf

Sutekh (voice)

Jasmine Bayes

Corporal Alice Sullivan

Sian Clifford

Kind Woman

Amol Rajan

Amol Rajan (archive footage)

Aneurin Barnard

Roger ap Gwilliam (archive footage)

Faye McKeever

Louise Miller

Tom Baker

The Doctor (archive footage) (uncredited)

Elisabeth Sladen

Sarah Jane Smith (archive footage) (uncredited)