Daniel Plainview
Paul Sunday / Eli Sunday
Henry
Fletcher Hamilton
H.W. Plainview
Elizabeth
Mary Sunday
H. B. Ailman
Abel Sunday
Mr. Bandy
Mary Sunday (young)
Prescott
Signal Hill Man
Signal Hill Married Man
Signal Hill Woman
Mr. Bankside
Mrs. Bankside
Al Rose
H.M. Tilford
J.J. Carter
Adult H.W. Plainview
Silver Assay Worker
Baby H.W.
Mother Sunday
Ruth Sunday
Gene Blaize
Charlie Wrightsman
Geologist
Ben Blaut
Eli Follower
Oil Worker
Mrs. Hunter
Little Boston Doctor
William Bandy
L.P. Clair
Bartender
Standard Oil Man
H.W.'s Interpreter
Priest
Plainview Servant
Signal Hill Man (uncredited)
Fanny Clark (uncredited)
Elizabeth's Mother (uncredited)
Blacksmith (uncredited)