 Robert MitchumPhilip Marlowe | Philip Marlowe |
 Sarah MilesCharlotte Sternwood | Charlotte Sternwood |
 Richard BooneLash Cansino | Lash Cansino |
 Candy ClarkCamilla Sternwood | Camilla Sternwood |
 Joan CollinsAgnes Lazelle | Agnes Lazelle |
 Edward FoxJoe Brody | Joe Brody |
 John MillsInspector Carson | Inspector Carson |
 James StewartGeneral Sternwood | General Sternwood |
 Oliver ReedEddie Mars | Eddie Mars |
 Harry AndrewsNorris | Norris |
 Colin BlakelyHarry Jones | Harry Jones |
 Richard ToddCommander Barker | Commander Barker |
 Diana QuickMona Grant | Mona Grant |
 James DonaldInspector Gregory | Inspector Gregory |
 John JustinArthur Geiger | Arthur Geiger |
| SSimon Fisher-TurnerKarl Lundgren | Karl Lundgren |
 Martin PotterOwen Taylor | Owen Taylor |
| DDavid SavileRusty Regan | Rusty Regan |
 Dudley SuttonLanny | Lanny |
 Don HendersonLou | Lou |
| NNik ForsterCroupier | Croupier |
| JJoe RitchieTaxi Driver | Taxi Driver |
| PPatrick DurkinReg | Reg |
 Derek DeadmanCustomer in Bookshop | Customer in Bookshop |
| JJudy BuxtonCheval Club Receptionist (uncredited) | Cheval Club Receptionist (uncredited) |
 Clifford EarlPolice Doctor (uncredited) | Police Doctor (uncredited) |
| RRoy EvansDeliveryman (uncredited) | Deliveryman (uncredited) |
 Pat GormanPool Player in Pub (uncredited) | Pool Player in Pub (uncredited) |
| WWalter HenryDetective Taking Marlowe's Statement (uncredited) | Detective Taking Marlowe's Statement (uncredited) |
 David JacksonInspector Willis (uncredited) | Inspector Willis (uncredited) |
