Who portrayed Tom Joad in The Grapes of Wrath by John Steinbeck?

There is no character named Tom Joad in John Steinbeck's *The Grapes of Wrath*.

The protagonist of the novel is Tom Joad, not "Tom Joad".

It's important to get the names right, as Tom Joad is a central character in American literature and the novel is often studied in schools.