When Mike goes to unlock the front door, it is in fact already open and Mike accidentally opens it slightly the minute he touches it.
When Neil opens the cabinets and all the bowls fall out, you can see a hand that pushes the bowls pull back.
When the bouncer is holding Rik upside down you can see the wire that is holding him up.
During the "3 second supper" scene, before Vyvyan starts the countdown, the shadow of a boom mike can be seen pulling away from the cupboard door.
When Mike (as the character 'El Presidente') is talking to the others about how he would look to the Saudis, you can briefly see a boom microphone visible in the top left hand corner of the screen.