David Tennant

The Doctor (archive footage)

Catherine Tate

Donna Noble (archive footage)

Neil Patrick Harris

The Toymaker (archive footage)

Yasmin Finney

Rose Noble (archive footage)

Jemma Redgrave

Kate Lethbridge-Stewart (archive footage)

Miriam Margolyes

The Meep (voice) (archive footage)

Ncuti Gatwa

The Doctor (archive footage)