08/18/2013 01:34 pm ET

David Tennant Says Working With Matt Smith Was A 'Real Joy'


On those rare occasions when current and past stars of "Doctor Who" filmed episodes together the air has sometimes turned a tad chilly. But “Tenth Doctor” David Tennant says there were no such problems when, earlier this year, he and his TARDIS successor Matt Smith shot this November’s special 50th anniversary show.

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