Overview

A meeting in a London bus with jewel thief Lady Christina takes a turn for the worse for the Doctor when the bus takes a detour to a desert-like planet, where the deadly Swarm awaits.

Top Cast

David Tennant

The Doctor

Michelle Ryan

Christina

Lee Evans

Malcolm

Noma Dumezweni

Capt Magambo

Adam James

DI McMillan

G

Glenn Doherty

Sgt Dennison

Victoria Alcock

Angela

Daniel Kaluuya

Barclay