which actor plays the role of that mentioned character?
John Barrowman
Jack Harkness
Captain Jack Harkness is a fictional character played by John Barrowman in "Doctor Who"
who does jack end up with in secret life UNANSWERABLE who is jack harkness? He is a fictional character  in "Doctor Who" and its spin-off series, "Torchwood". what is this character's nature and personality? lethally charming good looking and utterly captivating", as well as "flirtatious, cunning, clever and a bit of an action man". Jack's personality is relatively light-hearted what is doctor who? It s a British science fiction television programme what is this programme all about? The programme depicts the adventures of a Time Lord called "the Doctor", an extraterrestrial being, to all appearances human. The Doctor explores the universe in a time-travelling space ship called the TARDIS. who is the creator of this show? Sydney Newman
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Jack Harkness [SEP] Introduction
Captain Jack Harkness is a fictional character played by John Barrowman in "Doctor Who" and its spin-off series, "Torchwood". The character first appears in the 2005 "Doctor Who" episode "The Empty Child" and subsequently features in the remaining episodes of the first series (2005) as a companion to the series' protagonist, The Doctor. Subsequent to this, Jack became the central character in the adult-themed "Torchwood", which aired from 2006 to 2011. Barrowman reprised the role for guest appearances in "Doctor Who" in its third and fourth series, the two-part special "The End of Time" and the twelfth series episode "Fugitive of the Judoon".