The seventeenth season of British science fiction television series
Doctor Who began on 1 September 1979 with the story Destiny of the
Daleks, and ended with The Horns of Nimon.Tom Baker continued as the
Fourth Doctor. Lalla Ward, who played Princess Astra in the season 16
finale The Armageddon Factor, returned to the series as the newly
regenerated Romana, replacing Mary Tamm in the role. After John Leeson
declined to return as K9, David Brierley replaced him in the part for
the season's final four serials, including Shada.Davros returns in
Destiny of the Daleks, this time played by David Gooderson. Doctor Who (season 17) Biography, NetWorth, Height, Age, Weight, Family, Married, Son, Daughter