Guest Stars John B. Lowe as Doc Ellen Peterson as Camille Arista Arhin as Nina / Erin Gabriel Daniels as Vivek Kevin Klassen as Lauren Dumont Graham Ashmore as John Sr. Jesse Nobess as John Jr. DJ Brotherson as Mark Keilani Elizabeth Rose as Tyra Daniel Joseph Cormier as Woody Kimberly Halcrow as Sera Makakis Blaine Kyle Campbell as Black Tree Fire Chief Rayne Roulette as Ian Makakis