Mad City: Better to Reign in Hell - S3-E1
Continuity mistake: When Gordon is talking to Bullock, Bullock raises his coffee cup to his mouth. The next shot when Gordon turns, Bullock's cup is lower and he raises it again.
Mad City: Anything for You - S3-E5
Continuity mistake: After the Red Hood gang breaks the head of the Penguin's statue, it falls and hits the floor, then it moves between shots.
Mad City: Anything for You - S3-E5
Continuity mistake: While the penguin is speaking to the crowd and the Red Hood gang is arriving there, the sun changes between shots.
Mad City: Anything for You - S3-E5
Continuity mistake: Edward Nygma's eyeglasses instantly disappear while riding in the convertible with Mayor Oswald Cobblepot.
Mad City: Follow the White Rabbit - S3-E6
Continuity mistake: Valerie Vale places her coffee cup on a napkin while having breakfast with Jim Gordon, but when she gets up to leave immediately after, the cup has moved off the napkin and onto the table.
Mad City: Beware the Green-Eyed Monster - S3-E11
Continuity mistake: When Alfred pull the man out of the car, his behind is already wet before he hits the road. (00:11:47)
Heroes Rise: How the Riddler Got His Name - S3-E15
Continuity mistake: Edward Nygma rolls gas canisters down the aisle at the Gotham Police Academy speech, the canisters land on their sides, then suddenly they are standing upright, spewing gas.
Heroes Rise: The Primal Riddle - S3-E17
Continuity mistake: Harvey Bullock removes his reading glasses twice while looking at Frank Gordon's crime photos.
Heroes Rise: All Will Be Judged - S3-E19
Continuity mistake: Gordon's pistol switches between shots from higher to lower and higher again.
Heroes Rise: All Will Be Judged - S3-E19
Continuity mistake: The crowbar held by the Riddler instantly changes position from higher to lower and back again.
Heroes Rise: Destiny Calling - S3-E21
Continuity mistake: As Bullock and Gordon face Fish Mooney in the tunnel, just as Fish says "Uh, no'", there is an angle change and Gordon suddenly goes from holding his gun in a high, two-handed grip, to a low, one-handed grip. (00:13:15)
A Dark Knight: They Who Hide Behind Masks - S4-E3
Continuity mistake: After Alfred finishes sewing Bruce's hand, he places a square of gauze bandage on the scissors closest to his arm. The next shot shows the gauze not covering the scissors.
A Dark Knight: They Who Hide Behind Masks - S4-E3
Continuity mistake: Alfred stitches up Bruce's hand and pulls the scissors holding the stitch up high, then the next instant shot the scissors are much lower.
A Dark Knight: They Who Hide Behind Masks - S4-E3
Continuity mistake: A stack of papers are on the left side of Penguin's desk as he walks around the desk to speak with Barbara, but when she leaves, the papers have disappeared.
A Dark Knight: They Who Hide Behind Masks - S4-E3
Continuity mistake: A pair of scissors covered by a square of gauze bandage is next to Alfred's arm, but in the following shot the gauze is missing.
A Dark Knight: Things That Go Boom - S4-E10
Continuity mistake: When Pyg is hit by the other inmate, he gets hit on his left side, but the bump and mark are on his right side.
A Dark Knight: Things That Go Boom - S4-E10
Continuity mistake: When Pyg slices the inmate's throat, the left side of his face is clean. But in the next shot of him, the left side is covered in blood splatter.
A Dark Knight: Queen Takes Knight - S4-E11
Continuity mistake: When Alfred and Bruce start to fight, Bruce is pushed into the desk - the magnifying glass tips over and the large diamond object falls off. But in the next shot, they're back up. They're gone in other shots.
A Dark Knight: Queen Takes Knight - S4-E11
Continuity mistake: When Bruce puts his emancipation papers in front of Alfred, he also sets a pen next to them. When Alfred picks up the paper, the pen is gone.
Suggested correction: The pen is still there.
Watch the scene again and point out where the pen that was next to the papers is. And Alfred never picks it up before picking up the papers.
A Dark Knight: A Beautiful Darkness - S4-E13
Audio problem: Near the start, as Gordon tells the crook "how about you exercise your right to remain silent", the shot cuts and we can hear the audio from the different take which hasn't been spliced in properly. As a result the line actually is heard as "right to remain silent-silent."