• 21
    a Nova production by Darlow Smithson Productions ; written, produced, and directed by Oliver Twinch.
    [United States] : PBS Distribution, [2011]
    DVD
    options Options

  • 22
    England : British Broadcasting Corporation ; Mississauga, ON : Distributed in Canada by McNabb Connolly 2010.
    DVD
    options Options

  • 23
    A Paul Devlin production in association with BBC, YLE/FST Finland, Discovery Channel Canada, SVT/Sweden ; Executive producer, Nick Fraser ; produced by Claire Missanelli ; directed, edited and produced by Paul Devlin ; science writer, Emily Kagan.
    [s.l.] : Paul Devlin Productions ; [s.l.] : [distributed by] ArtistShare, c2008. Educational edition
    DVD
    options Options

  • 24
    Pacific Television and Film; directed and produced by Michael C. Neitzel.
    Toronto : KineticVideo.com, 2007.
    DVD
    options Options

  • 25
    Pacific Television and Film; directed and produced by Michael C. Neitzel.
    Toronto : KineticVideo.com, 2007.
    DVD
    options Options

  • 26
    Pacific Television and Film; directed and produced by Michael C. Neitzel.
    Toronto : KineticVideo.com, 2007.
    DVD
    options Options

  • 27
    Pacific Television and Film; directed and produced by Michael C. Neitzel.
    Toronto : KineticVideo.com, 2007.
    DVD
    options Options

  • 28
    Pacific Television and Film; directed and produced by Michael C. Neitzel.
    Toronto : KineticVideo.com, 2007.
    DVD
    options Options

  • 29
    Pacific Television and Film; directed and produced by Michael C. Neitzel.
    Toronto : KineticVideo.com, 2007.
    DVD
    options Options

  • 30
    BBC Education & Training.
    [London] : BBC Learning ; Mississauga : McNabb Connolly, 2006.
    DVD
    options Options

  • 31
    directed, researched and written by Catherine Fol ; produced by Eric Michel.
    [Montreal] : National Film Board of Canada, c2004.
    DVD
    options Options

  • 32
    directed, researched and written by Catherine Fol ; produced by Eric Michel ... [et al.].
    [Montreal] : National Film Board of Canada, c2004.
    DVD
    options Options

  • 33
    Bullfrog Films presents ; produced and directed by Anna Sofaer ; written by Anna Sofaer and Matt Dibble ; a production of the Solstice Project .
    2003, 1999.
    DVD
    options Options

  • 34
    [Boston] : WGBH, [2002].
    Videocassette
    options Options

  • 35
    Carl Sagan.
    Studio City, Calif. : Cosmos Studios, Inc., c2000. Collector's edition.
    DVD
    options Options

  • 36
    executive producer, John Lynch ; series producer, David McNab ; a BBC / A&E Network co-production.
    New York, NY : A&E Television Networks : [Great Britain] : British Broadcasting Corporation, 1999.
    Videocassette
    options Options

  • 37
    executive producer, John Lynch ; series producer, David McNab ; a BBC / A&E Network co-production.
    New York, NY : A&E Television Networks : [Great Britain] : British Broadcasting Corporation, 1999.
    Videocassette
    options Options

  • 38
    executive producer, John Lynch ; series producer, David McNab ; a BBC / A&E Network co-production.
    New York, NY : A&E Television Networks : [Great Britain] : British Broadcasting Corporation, 1999.
    Videocassette
    options Options

  • 39
    executive producer, John Lynch ; series producer, David McNab ; a BBC / A&E Network co-production.
    New York, NY : A&E Television Networks : [Great Britain] : British Broadcasting Corporation, 1999.
    Videocassette
    options Options

  • 40
    executive producer, John Lynch ; series producer, David McNab ; a BBC / A&E Network co-production.
    New York, NY : A&E Television Networks : [Great Britain] : British Broadcasting Corporation, 1999.
    Videocassette
    options Options

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