1. The First Doctor

The Revisited team looks back at the adventures in time and space of the original Doctor Who, played by William Hartnell, with a first look at the TARDIS and the first appearance of the Daleks. Contributors include current show runner and lead writer, Stephen Moffat, tenth Doctor David Tennant, companion John Barrowman and executive producer Caroline Skinner.

2. The Second Doctor

In 1966, the Doctor Who production team decided to recast the show lead. The Revisited team looks back at the era of the new Doctor Who, played by Patrick Troughton, considering the impact of a new take on the character and the first appearance of the Cybermen. The regular contributors are joined by former companions Frazer Hines and Wendy Padbury.

3. The Third Doctor

A new decade, a new Doctor. And now in color! The Revisited team takes a nostalgic look back at the adventures of the third Doctor, played by Jon Pertwee, his role as scientific adviser to U.N.I.T., and the first appearance of the Master. Hugh Bonneville joins the regular contributors.

4. The Fourth Doctor

The Revisited team looks back to the era of the fourth, and longest serving, Doctor, played by Tom Baker, who brought a new and eccentric take on the Time Lord. Highlights include the first visit to the Doctor's homeworld, Gallifrey, and the introduction of Davros, the creator of the Daleks. Show star Tom Baker and companion Louise Jameson join the regular contributors.

5. The Fifth Doctor

Take an in-depth look at the fifth incarnation of the timeless Time Lord, played by the youngest actor in the part until current Matt Smith.

6. The Sixth Doctor

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7. The Seventh Doctor

The Seventh Doctor, played by Sylvester McCoy, clowned around in a question marked tank top and juggled his way around foes.

8. The Eighth Doctor

Take a look back at how Paul McGann's portrayal of the Eighth Doctor breathed new life into 'Doctor Who' after it had been off the air for years.

10. The Tenth Doctor

BBC AMERICA celebrates the Tenth Doctor, David Tennant, in a new special of Doctor Who: The Doctors Revisited. Tennant played the part from 2005 to 2010. The special begins with David Tennant, Freema Agyeman (companion Martha Jones), lead writer and executive producer Steven Moffat, among others, discussing how and why the Tenth Doctor has become one of the most popular Doctors of all time.

11. The Eleventh Doctor

The Eleventh Doctor, played by Matt Smith, arrived on screen lively, funny but wise. Join the Doctors Revisited as we examine the human side of this Doctor and take a look at how his 950 years have affected him. Featuring interviews with Matt Smith and Jenna Coleman, we take a look at the Doctor's new companion Clara Oswald and catch a glimpse of the Doctor's very frightening foe The Silence.