Ian Chesterton

Played by William Russell

"Just let me get this straight. A thing that looks like a police box, standing in a junkyard, it can move anywhere in time and space?"

First Regular Appearance	Last Regular Appearance
An Unearthly Child	The Chase

Science master Ian Chesterton is persuaded by his colleague Barbara to follow their mysterious student Susan home. They discover the TARDIS – a scientific paradox that Ian finds very hard to comprehend. Always the gentleman, Ian demonstrates great bravery against French revolutionaries, Aztec warriors and the dreaded Daleks.

He returned to Earth with Barbara in 1965. Sarah Jane Smith later noted that Ian and Barbara became professors at Cambridge, and mysteriously hadn’t aged since the 1960s...