Allen Holubar
Captain Nemo, also known as Prince Daaker
Jane Gail
A child of nature/Princess Daaker
Howard Crampton
Cyrus Harding
Matt Moore
Lieutenant Bond
William Welsh
Charles Denver
Joseph W. Girard
Major Cameron
Curtis Benton
Ned Land
Edna Pendleton
Aronnax's daughter
Dan Hanlon
Professor Aronnax
Leviticus Jones
Neb
Wallace Clarke
Pencroft
Martin Murphy
Herbert Brown
Lois Alexander
Prince Daaker's daughter, as a child
Ole Jansen