Harry Carey
Olaf, an Atom
Kate Bruce
Olaf's Mother
Charles Hill Mailes
A Parent
Claire McDowell
A Parent
Donald Crisp
The Beggar
Frank Evans
The Blacksmith
John T. Dillon
The Claim Jumper
Thomas Jefferson
The Doctor (unconfirmed)
Anthony O'Sullivan
Olaf—An Atom
Released
Bande-annonce