Odd Man Out - S1-E12
Continuity mistake: The way Abruzzi's note is positioned on his bed changes from when it's dropped to when it's picked up. (00:12:00)
By the Skin and the Teeth - S1-E15
Continuity mistake: In the psych ward, the rubble over the manhole cover changes between the long and close shots. (00:29:20)
Visible crew/equipment: As the helicopter takes off at the start, the filming equipment is reflected. (00:02:00)
And Then There Were 7 - S1-E11
Revealing mistake: When Nick is shot by Quinn, a blood pack is briefly visible under his shirt. (00:13:20)
And Then There Were 7 - S1-E11
Visible crew/equipment: When Michael goes towards The Key carded room, a stage light is briefly reflected in the glass panel of the door. (00:11:40)
Riots, Drills and the Devil: Part 2 - S1-E7
Continuity mistake: When on his way to rescue Sarah, Michael hears a noise in the vent. When he stops he's completely in the dark but as the shot changes he's moved forward and is now illuminated. (00:08:30)
Riots, Drills and the Devil: Part 2 - S1-E7
Continuity mistake: When LJ's mum yells at him to go upstairs she is pointing with her right hand. When the shot changes she is no longer pointing. (00:18:25)
The Old Head - S1-E8
Visible crew/equipment: When Kellerman is in the car speaking to Vice President Reynolds, a light screen and equipment is reflected in his glasses. (00:09:30)
Riots, Drills and the Devil: Part 2 - S1-E7
Continuity mistake: The way Abruzzi holds Bob's ID after setting him free changes between shots. (00:38:10)
Continuity mistake: When Abruzzi is on the phone arranging a plane for that night, the train in the station that is seen leaving changes between shots. The number painted on the outside of the front door changes from 3434 to 3410 and the number in the passenger window changes from 418 to 425. These are metal numbers not an LCD display. The destination, Kimball, stays the same. (00:13:35)