Isabelle was a recurring character in the fifth season. She is portrayed by Sydney Lemmon.
Nothing is known about Isabelle before the apocalypse, except that she came from Indiana.
At some point after the apocalypse, she either joined or was recruited by the organization called CRM.
"Here To Help"
|Here to Help||Appears|
|The Hurt That Will Happen||Absent|
|The End of Everything||Appears|
|The Little Prince||Absent|
|Is Anybody Out There?||Absent|
|210 Words Per Minute||Absent|
|You're Still Here||Absent|
|Leave What You Don't||Absent|
|Today and Tomorrow||Absent|
|End of the Line||Absent|