Zoë BallZoë Ball was 42 in Doctor Who Live: The Next Doctor as 'Self - Host'.
Peter CapaldiPeter Capaldi was 55 in Doctor Who Live: The Next Doctor as 'Self'.
Jenna ColemanJenna Coleman was 27 in Doctor Who Live: The Next Doctor as 'Self'.
Matt SmithMatt Smith was 30 in Doctor Who Live: The Next Doctor as 'Self'.
Mark GatissMark Gatiss was 46 in Doctor Who Live: The Next Doctor as 'Self'.
Peter DavisonPeter Davison was 62 in Doctor Who Live: The Next Doctor as 'Self'.
Bernard CribbinsBernard Cribbins was 84 in Doctor Who Live: The Next Doctor as 'Self'.
Colin BakerColin Baker was 70 in Doctor Who Live: The Next Doctor as 'Self'.
Alex KingstonAlex Kingston was 50 in Doctor Who Live: The Next Doctor as 'River Song (archive footage)'.
Karen GillanKaren Gillan was 25 in Doctor Who Live: The Next Doctor as 'Amy Pond (archive footage)'.
Janet FieldingJanet Fielding was 59 in Doctor Who Live: The Next Doctor as 'Self'.
Daniel RocheDaniel Roche was 13 in Doctor Who Live: The Next Doctor as 'Self'.
Steven MoffatSteven Moffat was 51 in Doctor Who Live: The Next Doctor as 'Self'.
Simon StaffurthSimon Staffurth was >> in Doctor Who Live: The Next Doctor as 'Director'
Paul PowellPaul Powell would have been no older than 62 in Doctor Who Live: The Next Doctor as 'Writer'