David Mason

Part 3 - An overview of the UNIT era (Part 1 is on "Inferno", Part 2 is on "Day of the Daleks")

Cast and crew discuss the making of "Inferno"

Part 1 - An overview of the UNIT era (Part 2 is on "Day of the Daleks", Part 3 is on "Terror of the Zygons")

Part 2 - An overview of the UNIT era (Part 1 is on "Inferno", Part 3 is on "Terror of the Zygons")

Part 2 - An overview of the UNIT era (Part 1 is on "Inferno", Part 3 is on "Terror of the Zygons")

Part 2 - an overview of the UNIT era (Part 1 is on "Inferno", Part 3 is on "Terror of the Zygons")

Part 2 - an overview of the UNIT era (Part 1 is on "Inferno", Part 3 is on "Terror of the Zygons")

Part 3 - An overview of the UNIT era (Part 1 is on "Inferno", Part 2 is on "Day of the Daleks")

Cast and crew discuss the making of "Inferno"

Part 1 - An overview of the UNIT era (Part 2 is on "Day of the Daleks", Part 3 is on "Terror of the Zygons")

Part 2 - An overview of the UNIT era (Part 1 is on "Inferno", Part 3 is on "Terror of the Zygons")

Cast and crew discuss the making of "Inferno"

Part 1 - An overview of the UNIT era (Part 2 is on "Day of the Daleks", Part 3 is on "Terror of the Zygons")

Cast and crew discuss the making of "Inferno"

Part 1 - An overview of the UNIT era (Part 2 is on "Day of the Daleks", Part 3 is on "Terror of the Zygons")

The creation of Doctor Who