"Legacy" is the fourth episode of the fourth season of 12 Monkeys, and the fortieth episode overall.
Team Splinter go back in time to the wild frontier in search of a weapon to destroy the Witness.
- Aaron Stanford as James Cole
- Amanda Schull as Cassandra Railly
- Todd Stashwick as Theodore Deacon
- Emily Hampshire as Jennifer Goines
- Barbara Sukowa as Katarina Jones
- Tom Noonan as Pallid Man
- Alisen Down as Olivia Kirschner
- Peter Outerbridge as Elliot Jones
- Brooke Williams as Hannah Jones
- Donald Sumpter as Seer
- Abigail Hardingham as Emma
- Aldar Adair as Reed
- Stephen Hart as Seer
- Mark Gibson as Security Man #1
- Duane Kip Brown as Bartender
- Brandon Zakkal as Monkey Man
- Joyce Chan as Frontier Woman
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