Sophia Kidder is an actress who served as a double for Madison Lintz's character, Sophia. In Season 4 of AMC's The Walking Dead, she portrayed an unnamed girl who was brought to the prison over the time skip as well as a school girl in Season 2 episode "Bloodletting". She created a name for her character, Anna Marie Rivers.

Despite appearing in only two episodes, her character is considered dead as all of the prison extras who survived the flu were either killed in the prison assault or died on the bus.

She has appeared in the following episodes: 

Season 2
Season 4
  • "30 Days Without An Accident"- Seen walking in prison yard with another resident. 
  • "Infected"- Fled into cell with Karen, David, Luke, and Molly during the chaos in Cell Block D.