8 minutes in, Kunte's companion gets killed, but the wound on his forehead disappears the 3rd time he is shown.
When Missy and Kiddy are reading by a tree, Missy's hairstyle changes when they are discovered.
When Kunta is trying to ride the horse after his right toes amputation, a scene of him on the ground shows the bandages wrapped around his left foot.
Toby had the toes chopped off his right foot. When he was in the corral with the horse, he kept falling when trying to stand up. In one short clip when it showed his feet, the bandage was on his left foot, then in the next shot it was back on the right foot.
A character in the early 19th century was wearing a fedora hat. They were not designed until 1881, in Italy, and not fashionable until about 1900.
The series depicts Kunta Kinte spending nearly 18 years on a Virginia plantation, but he barely appears to age.
When Kunta escapes the British in a boat, location filming shows palms not native to Virginia, where the action takes place.
22 minutes in, when Kunte is struggling to stand up in the horse corral, there is one view where his left foot is wounded and bandaged, instead of his right.