Ian Chesterton
Susan's Science teacher
Science teacher Ian Chesterton, played by William Russell, appeared in 16 stories (74 episodes) during the first two seasons (1963-65). Ian was joined by Barbara Wright in following Susan to Totter's Lane and finding the Doctor and his TARDIS.
Appearances
 SEASON 1 (1963-64): An Unearthly Child |  SEASON 1 (1963-64): The Daleks |
 SEASON 1 (1963-64): The Edge of Destruction |  SEASON 1 (1963-64): Marco Polo |
 SEASON 1 (1963-64): The Keys of Marinus |  SEASON 1 (1963-64): The Aztecs |
 SEASON 1 (1963-64): The Sensorites |  SEASON 1 (1963-64): The Reign of Terror |
 SEASON 2 (1964-65): Planet of Giants |  SEASON 2 (1964-65): The Dalek Invasion of Earth |
 SEASON 2 (1964-65): The Rescue |  SEASON 2 (1964-65): The Romans |
 SEASON 2 (1964-65): The Web Planet |  SEASON 2 (1964-65): The Crusade |
 SEASON 2 (1964-65): The Space Museum |  SEASON 2 (1964-65): The Chase |
