Stephen Hawking

Eddie Redmayne

Jane

Felicity Jones

Jonathan Hellyer Jones

Charlie Cox

Jane's Mother

Emily Watson

Dennis Sciama

David Thewlis

Stephen's Father

Simon McBurney

Robert Hawking

Tom Prior

Sophie Perry

Elaine Mason

Maxine Peake

Brian

Harry Lloyd

Diana King

Alice Orr-Ewing

Philippa Hawking

Charlotte Hope

Carter

Thomas Morrison

Ellis

Michael Marcus

Kip Thorne

Enzo Cilenti

Rees

Gruffudd Glyn

Timothy Hawking (Age 8)

Finlay Wright-Stephens

Senior Doctor - Cambridge Hospital

Adam Godley

Sarah - Geneva Student

Victoria Emslie

Barman - Rowing Club

Paul Longley

Watts-George Wilde

Guy Oliver-Watts

Mary Hawking

Lucy Chappell

Isobel Hawking

Abigail Cruttenden

Physicist #1

Nicholas Gerard-Martin

Physicist #2

Brett Brown

Physicist #3

Anthony Skrimshire

Roger Penrose

Christian McKay

Bedder

Nicola Sloane

Robert Hawking (New Born)

Lottie Hamilton

Robert Hawking (Age 2)

Rufus Taylor

Lucy Hawking (New Born)

Delilah Sexton

Eileen Bond

Eileen Davies

John Taylor

Simon Chandler

Khalatnikov

Georg Nikoloff

Robert Hawking (Age 8)

Oliver Payne

Lucy Hawking (Age 6)

Raffiella Chapman

Timothy Hawking (Baby)

Sam Houston

Swiss Doctor

Frank Leboeuf

Technician

Will Barton

Marsh Chamberlain

Female Fan

Lucy Challenger

Cockcroft Guest #2

Nicola Victoria Buck

Cockcroft Guest #3

Stuart Benson

Cockcroft Guest #5

Andrew Bridgmont

Cockcroft Guest #4

Jamie Edwards

Cockcroft Guest #1

Jumaane Brown

Undergraduate (uncredited)

Becky Bush

Journalist (uncredited)

Jon Wennington

Journalist (uncredited)

Cynthia Garbutt