Other mistake: After speaking with Dave Bowman on her TV, Betty lays her head on the table and we see an obvious cut & paste as her form shifts slightly. (01:09:35)
Other mistake: When Jake picks up Gloria's driver's license in the tunnel after it has spilled out of her pocket book, it can be seen that the area on the license where all of her personal information (e.g., Date of Birth, Height, Eye Color) should be listed under her name and address is blank. (00:50:20)