Season 1 Serial Rankings: An Unearthly Child - 3.5/5 The Daleks - 4/5 The Edge of Destruction - 3/5 Marco Polo - 4/5 The Keys of Marinus - 3.5/5 The Aztecs - 3.5/5 The Sensorites - 3.5/5 The Reign of Terror - 4/5 Overall: 3.5/5 A mostly enjoyable start to an iconic show. Whilst there were some pacing issues and filler episodes, all of the serials have good moments. The Daleks was a particular favourite of mine.