Visible crew/equipment: When Martin is fighting the "puppy" at the door, you can see a crew member's hand pushing the doorknob open to portray the puppy is trying to get back into the room.
Martin (1992)
Episode list - season 1
More mistakes in Martin
Martin: You know I'm sensitive about my job, you didn't have to go there.
Pam: You know I'm sensative about my buck shots, you didn't have to go there.
Martin: There's a difference, a good job is hard to come by, but they got Dark and Lovely on damn near every corner you pass.