Stefany Mathias, the actress playing Linda the mother is only 9 years older than Julia Jones, the actress playing Gabriella her daughter. (Gabriella is a family friend, not the character's daughter.)
Both Katee Sackhoff (Victoria Moretti) and Callum Keith Rennie (Walker Browning) both appeared on 'Battlestar Galactica.'
The woman playing the medicine woman in the sweat lodge near the end of the episode is NZ actress Rena Owen who had the lead (female) role in Once Were Warriors and What Becomes of the Broken Hearted.
Katee Sackhoff and Callum Keith Rennie (Walker Browning) have been part of some of the same projects including: Battlestar Galactica, Bionic Woman, 24, and the Arrowverse. Katee was on The Flash and Callum was on DC's Legends of Tomorrow.
Julia Jones (Gabriella Langton) and Zahn McClarnon (Officer Mathias) are both on Westworld.