Continuity mistake: When Silas is painting the wall green, some parts jump from being painted to unpainted between shots.
Continuity mistake: When Nancy is in Doug's office, the items on his desk change position in between shots. (00:04:20)
Continuity mistake: When Nancy sees the video tape of her husband, the items on the table vanish in the next shot. (00:27:50)
You Can't Miss The Bear - S1-E1
Continuity mistake: When Josh and Nancy are driving in the car, the arm rest on Nancy's side keeps changing position. (00:08:55)
You Can't Miss The Bear - S1-E1
Continuity mistake: When Nancy goes into her guest room with Silas and Quinne in it, the things she are holding change position in between shots. (00:28:35)
Continuity mistake: When Andy walks towards Gayle to give him the Claritin, he steps over the sign that Gayle was holding moments earlier, only for it to appear in Gayle's hand in the very next shot.
Continuity mistake: When Shane is on the couch eating, his spoon goes from beside the bowl to inside the bowl when the shot changes.
Continuity mistake: When Roy Till and Ignacio are bound to the bed by Nancy, the black ties around Ignacio's left wrist keep changing places between shots.
Continuity mistake: Doug has his son Josh kidnapped from his own home twice. The second time Josh answers the door wearing a dark long sleeve shirt, but when they cut out for a second and go back, Josh is bagged in the hallway wearing a short sleeved, lighter shirt. It's the same shirt he wore the first time.
Continuity mistake: When Nancy is speaking with Heylia in her kitchen, the red pot behind her on the stove disappears and then reappears.
Continuity mistake: When Audra is talking to Andy outside of the clinic, everything about her cigarette changes between shots (position, smoke, etc).
Continuity mistake: When U-turn is going to investigate Sanjay's sneeze, he is pointing the gun over his wrist. In one shot, his right wrist is resting on his left wrist, in the next the barrel of the gun is resting on his wrist and it changes back and forth. (00:07:05)
Continuity mistake: When Nancy starts her maid job at the hotel she enters a room with a wig looking around at all the mess. When the shot changes to her going to the restroom lifting the toilet lid she has no wig on, then when the shot switches back she has her wig back on.
Answer: It's not uncommon for TV shows to suddenly "age up" baby/toddler characters in order for them to have more narrative purpose. Other examples of shows I can think of that did this are "Step by Step," "Last Man Standing," "Boy Meets World," and possibly "Dexter."
Phaneron