Episode One
Series Episode Number: 135World Premiere: Sat 5 Nov 1966 - 5:49pm GMT [BBC One] (United Kingdom)
First Broadcast: Sat 19 Nov 2016 - 8:25pm EST [BBC America]
Running Time: 25 minutes 43 seconds
7.90 Million (UK)
Appreciation Index: 43 (UK)Chart Position: 44 () (UK)
Recorded on Sat 22 Oct 1966 in Riverside 1
Archive State: Missing
Ben and Polly suspect that the 'new' Doctor is really an imposter. The TARDIS lands on the planet Vulcan where a murder has been committed.
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