Tam Tam

A young Australian Aborigine boy about age 9 to 10 years old who is the companion of Morton and becomes good friends with the Robinson family. At first he believes that the Robinson family to be just as bad as the other Europeans he has met, but over time he learns that they are kindhearted and giving. He can us a boomerang and other unique tools that the Robinson family have never seen or heard of before. He's very talented and nimble as well. He is very loyal to Captain Morton, who he believes saved him in the past.

Renamed Tom Tom in the English dub, Captain Morton refers to him as Tommy.