1st Doctor
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The First Doctor is called William Hartnell he started in 1963 and stopped in 1966. His first episode is an unearthly child and his last is the tenth planet but the last episode is missing. He does appear in The Three Doctors and The Five Doctors.
The First Doctor has 10 companions, Susan, Barbara, Ian, Vicki, Steven, Katarina, Sarah, Dodo, Polly and Ben.
The First Doctor has 10 companions, Susan, Barbara, Ian, Vicki, Steven, Katarina, Sarah, Dodo, Polly and Ben.