All have been English except Sylvester McCoy, David Tennant, and Peter Capaldi who are Scottish.
Irish, Australian, and English
Tom Baker played the role of the fourth Doctor in the television series "Doctor Who" from 1974 to 1981. He is one of the most iconic actors to have portrayed the character.
Out of all the actors who have played Doctor Who only 3 of them have died. Those 3 are: William Hartnell, Patrick Troughton and Jon Pertwee.
Sylvester McCoy, the Seventh Doctor, and David Tennant, the Tenth Doctor, are the only Scottish actors to have "officially" played the Doctor, though many companions and side-characters have been Scottish. UPDATE: As of 2014, Peter Capaldi has taken on the role of the Twelfth Doctor becoming the third Scottish actor to "officially" play the Doctor.
Which ones- do you mean just the actors who played The Doctor, or are you including his companions and other major stars from the series? You need to try and narrow down your question before it can be answered.
There has been 13 actors who has played the role of the Doctor on Doctor Who. Also Peter Capaldi, who is currently playing the Doctor, is also the new 1st Doctor of the new 12 count regeneration cycle.
ALL nationalities can be found here
Soviet of Nationalities was created in 1938.
Soviet of Nationalities ended in 1991.
There have been two Scottish actors who have played the role of Doctor Who: David Tennant, who played the Tenth Doctor, and Peter Capaldi, who played the Twelfth Doctor. Both actors brought their own unique charm and style to the iconic character.
Ken Tyllssen has: Played Dalek in "Doctor Who" in 1963. Played 1st Sensorite in "Doctor Who" in 1963. Played First Sensorite in "Doctor Who" in 1963. Played Mechonoid in "Doctor Who" in 1963. Played First Scientist in "Doctor Who" in 1963. Played Mechanoid in "Doctor Who" in 1963. Played Assistant in "Doctor in the House" in 1969.
There is about 198 different nationalities in the USA