General Information
Gender: Male
Hair Color: Dark Brown
Height: 6' 4" (193 cm)
Family & Friends
Friends: Throttle

Greg Serrano

Series Information
Episode Count: 2
First seen: When Will Josh See How Cool I Am?
Last seen: All Signs Point to Josh...Or Is It Josh's Friend?
Portrayer: Jayden Lund

Guardrail is a recurring character in Season Two of Crazy Ex-Girlfriend . He is Greg's sponsor at his AA meetings. He is portrayed by Jayden Lund.

Season 2

In, When Will Josh See How Cool I am? Guardrail is proud of Greg's progress, but knows he's only in the pink cloud phase of sobriety. In this phase eveything seems euphoric. When the pink cloud is gone it gets really hard. He warns Greg, but he thinks he'll be fine. He also entrusts Greg in bringing the donuts to the next AA meeting. A snack that is very important to the group. Greg not only forgets the donuts, but misses the meeting entirely. He promises to never miss a meeting again.


  • He got his nick name "Guardrail' from his buddy Throttle because he was so protective of his coke.
  • He's in a biker gang