When Michael changes out of his wet clothes after jumping off the boat, he unbuttons his shirt twice.
When Michael has dirty cop Pete against a dumpster with a gun to Pete's head, the barrel of the gun alternates from Pete's forehead to between the eyes as the camera views change.
Jesse Porter makes a reference to the gas chamber as capital punishment. While that was common in California, Florida switched from the electric chair to lethal injection.
When Fiona says, "We can do it together. Now, we gotta help with Sam's dirty cop," the camera cuts to Madeline to cover that the line was looped. However, the closed captioner had only the original line to work from: "But that's a problem for another day. For now, we've got a dirty cop to catch."
In the first scene at Baruchel's boat, when Sam is laying the trap against Pete Jackman, a lapel microphone is visible on the inside of Jackman's shirt.