Tilda Swinton

Ada Augusta Byron King, Countess of Lovelace

Francesca Faridany

Emmy Coer

Timothy Leary

Sims

Karen Black

Lady Byron / Mother Coer

John Perry Barlow

John Crosse

John O'Keefe

Charles Babbage

J.D. Wolfe

Nicholas Clayton

Owen Murphy

William Lovelace

David Brooks

Children's Tutor

Esther Mulligan

Mary Shelley

Ellen Sebastian

Dr. Fury

Mark Capri

Dr. Locock

Joe Wemple

Priest / Talk Show Host

Chris von Sneidern

Musician In Elevator

David Eppel

Simon

R.U. Sirius

Barlow

Kashka Peck

Teenage Ada

Rose Lockwood

Child Ada / Claire

Jesse Talman Boss

Baby Ada

Lillian L. Malmberg

Anne Isabelle Byron