The original Torchwood Institute was founded in 1879 by Queen Victoria, to defend the British Empire against the threats posed to it by alien forces. Torchwood became the theme of series two being mentioned in almost every episode.

The Anne Droid says ‘What ancient building was the cobalt pyramid built on’ the correct answer is Torchwood

Harriet Jones takes responsibility for authorising Torchwood to destroy the Sycorax ship

Queen Victoria starts the Torchwood Institute to protect the British Empire against alien threats and the Doctor

Some websites are blocked by Torchwood

A broadcast on Rose’s phone refers to a survey by Torchwood, and Pete Tyler asks his friend Stevie about his work at Torchwood

Some Police officers worry about Torchwood getting involved

The crew are representing The Torchwood Archive

Victor mentions the Torchwood files

A commentator can just be heard mentioning Torchwood after the Olympic crowd disappears

The Doctor meets Torchwood

The Empress of the Racnoss uses an old Torchwood buidling

Jack reveals to the Doctor that he resurrected Torchwood in his honour