Horizon

Michael Mosley

Self - Presenter· 8 ep

Paul Vaughan

Narrator (voice)· 6 ep

Alice Roberts

Self - Presenter· 4 ep

Hannah Fry

Self· 4 ep

Richard Feynman

Self· 4 ep

Brian Cox

Presenter· 4 ep

Giles Yeo

Presenter· 3 ep

Xand van Tulleken

Self - Presenter· 3 ep

David Attenborough

Himself / Narrator· 3 ep

Steven Mackintosh

Himself - Narrator· 3 ep

Kevin Fong

Self - Presenter· 3 ep

Michio Kaku

· 2 ep

Kelly Hunter

Herself - Narrator· 2 ep

Helen McCrory

Narrator· 2 ep

Chris van Tulleken

Presenter· 2 ep

Helen Czerski

Self - Presenter· 2 ep

Iain Stewart

Self - Presenter· 2 ep

David Lutyens

Self - Reporter· 2 ep

Dilly Barlow

Narrator (voice)· 2 ep

Jack Fortune

Narrator (voice)· 2 ep

Richard Branson

· 1 ep

Nicholas Soames

· 1 ep

Bob Brier

· 1 ep

Robert Winston

· 1 ep

Robert Gallo

· 1 ep

Trevor R. Bryce

· 1 ep

Joshua Wurman

· 1 ep

Bill Paterson

· 1 ep

Lori Schappell

· 1 ep

Gary England

· 1 ep

Reba Schappell

· 1 ep

Andrew Scott

Narrator· 1 ep

Rupert Penry-Jones

Himself - Narrator· 1 ep

Adrian Lester

Himself - Narrator· 1 ep

Dr Adam Rutherford

Presenter· 1 ep

Hugo Speer

Narrator· 1 ep

Gabriel Weston

Presenter· 1 ep

David Harewood

Narrator· 1 ep

John Hannah

Himself - Narrator· 1 ep

Peter Gibbs

Self - Presenter· 1 ep

Adam Pearson

Presenter· 1 ep

Daniel Kahneman

Presenter· 1 ep

Toby Macdonald

Presenter· 1 ep

Uta Frith

Presenter· 1 ep

Anne Glover

Herself - Presenter· 1 ep

Dr Zoe Williams

Herself - Presenter· 1 ep

Tim Berners-Lee

Himself - Interviewed Guest· 1 ep

Laura Waters

Herself - Presenter· 1 ep

Julian Assange

Himself - Interviewed Guest· 1 ep

Robert Smith

Himself· 1 ep

John Hammond

Self - Presenter· 1 ep

Liz Bonnin

Self - Presenter· 1 ep

Paul McGann

Himself· 1 ep

Toby Jones

Narrator· 1 ep

Danny Wallace

Himself· 1 ep

Fergal Keane

Self - Presenter· 1 ep

Katherine Parkinson

Narrator· 1 ep

Chris Packham

Self· 1 ep

Murray Gell-Mann

· 1 ep

Yuval Ne'eman

· 1 ep

Nicholas Samios

· 1 ep

Arthur C. Clarke

· 1 ep

Frank Gillard

Narrator· 1 ep

Terrence Hardiman

Trofim Lysenko· 1 ep

David Swift

Vavilov· 1 ep

Simon Lack

Zhukovskii· 1 ep

Richard Ireson

Prezent· 1 ep

George Cormack

Michurin· 1 ep

Forbes Collins

Iakovlev· 1 ep

Richard Beale

Lysenko's father· 1 ep

Duncan Geddes

Self· 1 ep

Sean Conroy

Self· 1 ep

Peter Middleton

Self· 1 ep

Buckminster Fuller

Self· 1 ep

Robert Horne

Self· 1 ep

Aaron Klug

Self· 1 ep

John Money

Self· 1 ep

David Reimer

Self· 1 ep

Dilly Barlow

Narrator· 1 ep

Ben Carson

Self· 1 ep

Zam Baring

Narrator· 1 ep

Maria Pearson

Self· 1 ep

David Van Horn

Self· 1 ep

Larry Zimmerman

Self· 1 ep

Suzan Harjo

Self· 1 ep

Richard Jantz

Self· 1 ep

Sue Savage-Rumbaugh

Self· 1 ep

Patricia Marks Greenfield

Self· 1 ep

Duane Rumbaugh

Self· 1 ep

Sarah Boyson

Self· 1 ep

Beatrix Gardner

Self· 1 ep

Rayna Green

Self· 1 ep

Ian Holm

Narrator· 1 ep

Tim Ingold

Self· 1 ep

Paul Martin

Self· 1 ep

David Meltzer

Self· 1 ep

David Harris

Self· 1 ep

Abbot Sekaquaptewa

Self· 1 ep

James Hazeldine

Self· 1 ep

Thomas A. Edison

Self· 1 ep

Michael Swann

Narrator (voice)· 1 ep

Francis Crick

Self· 1 ep

James Watson

Self· 1 ep

Vernon Joyner

Narrator (voice)· 1 ep

John Slack

Narrator (voice)· 1 ep

Christophe Boesch

Self· 1 ep

Sarah Boysen

Self· 1 ep

Frans de Waal

Self· 1 ep

Jane Goodall

Self· 1 ep

Martin Muller

Self· 1 ep

Crickette Sanz

Self· 1 ep

Robert Sussman

Self· 1 ep

Michael Tomasell

Self· 1 ep

Richard Wrangham

Self· 1 ep

Danny Wallace

Presenter· 1 ep

Frank Borman

Self· 1 ep

Dick Gilling

Self - Presenter· 1 ep

Rosemary Leach

Self - Narrator (voice)· 1 ep

Lucian Msamati

Narrator· 1 ep

Bill Paterson

Narrator· 1 ep

Bernard Hill

Narrator· 1 ep

Jemma Redgrave

Narrator (voice)· 1 ep

Saul Perlmutter

Self - Lawrence Berkeley Lab· 1 ep

Alex Filippenko

Self - Astronomical Observer· 1 ep

Robert Kirshner

Self - Astronomical Observer· 1 ep

Rocky Kolb

Self - Astronomical Theorist· 1 ep

Michael Turner

Self - Astronomical Theorist· 1 ep

Adam Riess

Self - University of California, Berkeley· 1 ep

Stephen Hawking

Himself· 1 ep

Howard Lang

Mr. Rothery· 1 ep

Ruth Wilson

Narrator· 1 ep

Stephen Kemble

Narrator· 1 ep

Derek Jacobi

Narrator· 1 ep

Tony Benn

· 1 ep

Nicola Walker

Narrator· 1 ep