Mrs. Fischer (TV Series)

Mrs. Fischer was one of the walkers that was put inside the Greene Family barn. Mrs. Fischer was a neighbor of Greene family and also the wife of Mr. Fischer.

Hershel's Farm
Mrs. Fischer was good friends with Hershel and his family and visited them often with her husband which led to why Hershel place her in his barn when she reanimated.

"Secrets"
Mrs. Fischer was first mentioned by Maggie when she was fighting with Glenn about what to call the zombies. At some point Mrs. Fischer had been bitten and infected. She was probably taking shelter with Hershel and his family, and he put her in his barn when she became a zombie, believing she was merely sick and could be cured.

"Pretty Much Dead Already"
Towards the end of the episode, Shane unlocks the doors of the barn. He, along with the remaining Atlanta Camp survivors proceed to kill all of the walkers, Mrs. Fischer included.

Killed By
It is unknown if Mrs. Fischer was bitten by a walker and succumbed to the fever, or died of another cause. Being infected, Hershel places her inside the barn where she becomes a walker. After Shane force opens the barn, the walkers exit the barn and are gunned down by the group including Mrs. Fischer; it is unknown who actually shot and killed her.
 * Walkers
 * Atlanta Survivors