Robert De Niro
Cuba Gooding Jr.
Charlize Theron
Aunjanue Ellis
Hal Holbrook
Michael Rapaport
Powers Boothe
David Keith
Holt McCallany
David Conrad
Robert De Niro as Master Chief/Senior Chief/Chief Leslie W. 'Billy' Sunday
Cuba Gooding Jr. as BM2/Chief/Senior Chief Carl Brashear
Charlize Theron as Gwen Sunday
Aunjanue Ellis as Jo
Hal Holbrook as Mr. Pappy (Captain 'Mr. Pappy')
Michael Rapaport as Snowhill (GM1 Snowhill)
Powers Boothe as Captain Pullman
David Keith as Captain Hartigan
Holt McCallany as Rourke (MM1 Dylan Rourke)
David Conrad as Hanks (Lt./Cmdr./Capt. Hanks)
Joshua Leonard as PO2 Timothy Douglas Isert
Carl Lumbly as Mac - Carl's Father
Lonette McKee as Ella - Carl's Mother
Glynn Turman as Chief Floyd
Dennis Troutman as Boots