On Christmas, fans of the "Doctor Who" series were treated to a special episode of Xmas 2013 titled "Time of the Doctor." The show bid an emotional goodbye to the eleventh Doctor Who Matt Smith and welcomed the new Doctor Who Peter Capaldi. Here, meet the new Doctor Who, who debuted in the 800th episode of the long running show.

Few Things to Know about Peter Capaldi, Matt Smith's Regenerated Twelfth Doctor

On Christmas, Matt Smith undertook his last adventure of the show where he fought the 300 years long war with Daleks, Cybermen, Weeping angels and more deadly villains on the planet Tranzalore. "I will not forget one line of this, not one day, I swear. I will always remember when The Doctor was me," were his last few words before he turned into Pater Capladi. Here are few things to know about the new Doctor Who.

Peter Capaldi is a Scottish actor who is also a film director and screenwriter. The veteran actor is 55 years-old who is much older than many other Time Lords but the same age as first Doctor Who William Hartnell. The veteran actor has an impressive resume as he is already an Oscar winning screenwriter and director for the shot film titled "Franz Kafka's It's a Wonderful Life." He is also the winner of prestigious BAFTA award, Chlotrudis Award and British Comedy Awards.

The actor who is playing the twelfth Doctor Who has been on the long running show before. Peter Capaldi appeared in the 2008 episode of the show where he played the character called Caecilius. He played the character who David Tennant's Tenth Doctor encountered in ancient Pompeii. The twelfth Doctor also appeared in "Doctor Who's" spin-off called "Torchwood."

Capaldi was born in Glasgow and studied in Glasgow School of Art. He had an interest in acting and arts since the time he was in primary school. He is also a singer as he was a part of band called Dreamboys as a lead singer. The band also had Craig Ferguson one of the renowned comedians as its member.

Peter Capaldi's recent works include his role opposite to the actor Brad Pitt in the apocalyptic movie titled "World War Z." In the movie he coincidentally played the character named W.H.O. Doctor. The film revolves around the battle against zombies.

Besides, appearing in Doctor Who series 8 as twelfth doctor after regenerating from Matt Smith's doctor, he recently appeared in Julian Assange's movie "The Fifth Estate" alongside, Steven Moffat's "Sherlock's" leading hero Benedict Cumberbatch.