• 29 Videos, Slides, Films

• 28 DVDs

• 27 Time travel
• 22 Interplanetary voyages
• 19 Human-alien encounters
• 8 Extraterrestrial beings
• 2 Space and time
• 1 Archaeologists
• 1 Aunts
• 1 Christmas plays
• 1 Cults
• 1 Doctor Who (Fictitious character)
• 1 Enemies
• 1 Horror plays
• 1 K-9 (Fictitious character)
• 1 Life on other planets
• 1 Missing persons
• 1 Scientists
• 1 Space flight to Saturn
• 1 Television programs
• 1 Viruses

• 20 British Broadcasting Corporation
• 13 BBC Cymru Wales
• 12 BBC Video (Firm)
• 12 Moffat, Steven, 1961-
• 11 Tennant, David, 1971-
• 8 Collinson, Phil
• 8 Lyn, Euros
• 7 Davies, Russell T.
• 7 Piper, Billie, 1982-
• 6 2 Entertain (Firm)
• 6 BBC Worldwide Ltd
• 6 Coleman, Jenna, 1986-
• 6 Smith, Matt, 1982-
• 5 Baker, Tom, 1934-
• 5 Barrowman, John, 1967-
• 5 Briggs, Nicholas
• 5 Canadian Broadcasting Corporation
• 5 Clarke, Noel, 1975-
• 5 Coduri, Camille
• 5 Gardner, Julie
• 5 Gatiss, Mark
• 5 Gold, Murray, 1969-
• 5 Nathan-Turner, John, 1947-2002
• 5 Roberts, Gareth, 1968-

• 29 English

• 6 London (England)
• 1 England
• 1 Great Britain
• 1 London

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