Karl Pruner
Sir Isaac Newton
Tyrone Savage
Young Isaac
Kris Lemche
Humphrey Newton
Lisa Jakub
Clara Storey
Adrian Hough
Sir Edmond Halley
Nigel Bennett
Sir Robert Hooke
Catherine Byrne
Catherine Storey
Richard McMillan
Master Stokes
Leif Bristow
Sir Christopher Wren
Agnes Bernelle
Mrs. Billings
Richard Kennedy
Isaac as Boy
Simon Mulholland
Schoolyard Bully 1
Danny Kennedy
Schoolyard Bully 2
Jamie Darling
Student 1
المخرج
Don McBrearty
الكتّاب
Heather Conkie
