Revealing mistake: Though Steve is locked in a freezer and his body (and everything inside) is covered in frost, his breath doesn’t show.
Revealing mistake: When the cop arrives in the city of the dead, the man with shaving foam on his face can't help but move his mouth.

Survival of the Fittest - S1-E2
Revealing mistake: On the beach, Steve's stunt has an obvious receding hairline.
Survival of the Fittest - S1-E2
Revealing mistake: When the plane hits turbulence, only the passengers shake to mimic the movement, while the surrounding objects remain perfectly still.

Survival of the Fittest - S1-E2
Revealing mistake: When the tire bursts, skid marks from earlier takes can be seen on the road ahead.
Revealing mistake: Actress Pamela Franklin's British accent slips in and out throughout the entire episode.

Revealing mistake: When the taxi goes over the cliff and explodes, it is an entirely different make, model, and year than the vehicle Steve and Susan escaped from.
Revealing mistake: The crocodile that Steve wrestles with is obviously fake.

Revealing mistake: Before Sloan jumps to his death, he is replaced by a stunt double with a different hairstyle and darker colour.

Revealing mistake: The girder Steve uses to kill Sloan bends, wobbles, and bounces, revealing that it is made of rubber.

Revealing mistake: When Steve overturns the car, the shadow of the chain used to flip it is visible.
Little Orphan Airplane - S1-E5
Revealing mistake: When Steve straightens the propeller, its porous texture reveals that it is made of rubber - unlike the solid steel propeller seen later.
Little Orphan Airplane - S1-E5
Revealing mistake: When Steve pushes the wheelbarrow with Perkins inside and runs at full speed, the scene is sped up - Perkins moves unnaturally fast, making the action look exaggerated and unrealistic.

Little Orphan Airplane - S1-E5
Revealing mistake: When Oskar speaks on the phone, the scenery outside the window has creases, revealing that it's a painted backdrop.
Revealing mistake: When Steve jumps on top of the sniper, it's a stunt double.

Revealing mistake: When the cab driver picks up the door that Steve ripped off, it's missing all the metal parts and the locking mechanism, revealing it to be a prop.
Revealing mistake: Steve jumps and kicks the wooden gates, which fall down instantly. Note how no hinges break, revealing that the doors were simply placed there with no attachment to allow for the stunt.

Revealing mistake: While on the stretcher, Steve kicks a man against the wall. Note the padding on the wall used to soften the impact.

Revealing mistake: When Steve sends an African American man sliding down the snow, you can see the cable pulling him along.
Revealing mistake: The man at the gas station walks over to a payphone and pretends to insert a coin. However, the coin never goes through the slot; he simply hides it in his hand, revealing that the phone is just a prop.





