 Elliott GouldPhilip Marlowe | Philip Marlowe |
 Nina van PallandtEileen Wade | Eileen Wade |
 Sterling HaydenRoger Wade | Roger Wade |
 Mark RydellMarty Augustine | Marty Augustine |
 Henry GibsonDr. Verringer | Dr. Verringer |
 David ArkinHarry | Harry |
 Jim BoutonTerry Lennox | Terry Lennox |
 Warren BerlingerMorgan | Morgan |
| JJo Ann BrodyJo Ann Eggenweiler | Jo Ann Eggenweiler |
| SStephen CoitDetective Farmer | Detective Farmer |
 Jack KnightMabel | Mabel |
| PPepe CallahanPepe | Pepe |
| VVincent PalmieriVince | Vince |
 Pancho CórdovaDoctor | Doctor |
 Enrique LuceroJeffe | Jeffe |
 Rutanya AldaRutanya Sweet | Rutanya Sweet |
| TTammy ShawDancer | Dancer |
 Jack RileyRiley | Riley |
 Ken SansomColony Guard | Colony Guard |
 Jerry JonesDetective Green | Detective Green |
| JJohn DaviesDet. Dayton | Det. Dayton |
| RRodney MossSupermarket Clerk | Supermarket Clerk |
| SSybil ScotfordReal Estate Lady | Real Estate Lady |
| HHerb KernsHerbie | Herbie |
 Robert AltmanAmbulance Driver (uncredited) | Ambulance Driver (uncredited) |
 David CarradineDave aka Socrates (uncredited) | Dave aka Socrates (uncredited) |
 Carl GottliebWade Party Guest (uncredited) | Wade Party Guest (uncredited) |
 George WynerCop at Beach (uncredited) | Cop at Beach (uncredited) |
 Leslie McRayLucille (uncredited) | Lucille (uncredited) |
 Arnold SchwarzeneggerHood in Augustine's Office (uncredited) | Hood in Augustine's Office (uncredited) |
