Robert De Niro
Master Chief Leslie W. Sunday ('Billy')
Cuba Gooding Jr.
Senior Chief Carl Brashear
Charlize Theron
Gwen Sunday
Hal Holbrook
'Mr. Pappy'
Michael Rapaport
GM1 Snowhill
Powers Boothe
Captain Pullman
David Keith
Captain Hartigan
Dulé Hill
Red Tail
Holt McCallany
MM1 Dylan Rourke
David Conrad
Lt. / Cmdr. / Capt. Hanks
Joshua Leonard
PO2 Timothy Douglas Isert
Carl Lumbly
Mac Brashear
Lonette McKee
Ella Brashear
Glynn Turman
Chief Floyd
Theo Nicholas Pagones
FC Mellegrano
Richard Sanders
Donny Moor Bartender
Henry Harris
Rescued Pilot
Tyler Posey
Boy (uncredited)
Dennis Troutman
Boots