Continuity mistake: As they go into his office Marlowe opens the front door for Lauren Bacall. In the next shot a shadow appears on the door where there wasn't one before. (00:32:35)
Continuity mistake: Marlowe doesn't lock the door as he and Lauren Bacall walk into his office. Later when she walks out the door is locked. (00:32:40 - 00:37:35)
Continuity mistake: When Marlowe and Lauren Bacall walked into his office the phone on his desk was facing the back of the room. Later, Lauren Bacall asks to use the phone and it's rotated 45 degrees and is now facing them. (00:32:45 - 00:34:45)
Continuity mistake: Even though no one goes near them, the jar and the statue of a horse on Marlowe's desk move between shots as Lauren Bacall sits down on it while speaking to him about Carmen. (00:33:05)
Continuity mistake: As she sits on his desk Lauren Bacall says to Marlowe, "Well you better look at this" as she hands him a packet of photos. In the next shot as he holds them, the flap sticking out of the packet is reversed. (00:33:20)
Continuity mistake: In his office, Lauren Bacall talks about Carmen to Marlowe and says, "She was asleep when I left" and her hands are in her lap. In the next shot her left hand is scratching her knee. (00:34:05)
Continuity mistake: As she sits on his desk talking about Carmen, Marlowe says to Lauren Bacall, "Go ahead and scratch". The picture of Carmen is in his right hand but in the next shot both the picture and the envelope are in both hands. (00:34:10)
Audio problem: As she sits on his desk talking about Carmen, Lauren Bacall says to Marlowe, "Norris fixed that, she was in all evening". This line is over dubbed, if you look closely at her lips she's obviously saying something else. (00:34:10)
Continuity mistake: As she sits on his desk Marlowe asks Lauren Bacall, "You don't know any reason why they want $5,000 dollars for it?". At first he's touching the fingertips of both hands to each other then in the next shot his hands are folded. (00:34:25)
Continuity mistake: Marlowe says to Lauren Bacall as she sits on his desk, "Then outside of what the woman said, you don't know any reason why they want five thousand dollars for it?". Lauren Bacall's right leg is higher than her left leg but then in the next shot they're reversed and her left leg is higher than her right. (00:34:30)
Continuity mistake: Marlowe and Lauren Bacall are both sitting on his desk and as he gets up she has her left hand wide open and is twirling her ring with her right hand. In the next shot her hands are folded in her lap. (00:36:50)
Continuity mistake: As Lauren Bacall walks out of Marlowe's office the sunlight in the waiting room is shining against the right wall. When she was sitting in the waiting room as Marlowe walked in a few moments ago, the sun was shining against the left wall. (00:37:40)
Continuity mistake: As Marlowe walks into Geiger's store for the second time, one day has gone by but the cars outside the office are the same and haven't moved an inch. (00:37:45)
Continuity mistake: As Marlowe walks back into Geiger's store the second time the secretary opens up a book with her left hand and proceeds to insert a piece of paper into it with her right. In the next shot the book is closed. (00:37:50)
Continuity mistake: As Marlowe walks out of Geiger's store there's no car in front of the door. In the next shot from a different angle there's a car right in front of the door. (00:38:40)
Continuity mistake: Marlowe gets into a cab in front of Geiger's store and sits on the right of the backseat behind the driver. In the next shot he's sitting on the left side of the backseat talking to her. (00:38:50)
Continuity mistake: In front of Geiger's store, Marlowe gets into a cab and asks the driver to follow a station wagon that's filled with boxes. In the next shot the boxes in the back of the station wagon are rearranged differently. (00:39:10)
Visible crew/equipment: At Geiger's house, Marlowe talks with Eddie Mars and asks Carmen to, "Run along angel". As she walks out of the house the shadow of the camera appears on her back. (00:43:15)
Continuity mistake: Eddie Mars is twirling the key to Geiger's house around his right index finger, but when Marlowe says, "Oh, that's too bad, you got a better one?" and we see him from a different angle he's not doing it. Then in the next shot before he finds the blood stain on the carpet, he's doing again. (00:43:25)
Visible crew/equipment: Marlowe and Carmen Sternwood meet up with Eddie Mars at Arthur Gwynn Geiger's house and Mars says to him, "your story didn't sound quite right" but the closed caption is wrong and says "your story sounds wrong". (00:43:25)
