Characters in Made of Steel

The Doctor (Doctor Who)

The travelling Time Lord at the centre of the series, who moves through time and space in the TARDIS and changes appearance on regenerating.

Also in Doctor Who, The Clockwise Man, The Monsters Inside, Winner Takes All, The Pictures of Emptiness, Doctor Who - The English Way of Death, The Stealers of Dreams, Doctor Who, Doctor Who, Wooden Heart

Cybermen

Also in The Clockwise Man, Doctor Who - The Wheel in Space, Doctor Who and the Revenge of the Cybermen

Martha Jones

Also in Winner Takes All, Peacemaker, The Story Of Martha, Ten Days of Christmas