The remark from the fake Cristal to the real one that she will be version 3.0 or rather 4.0 is a nod to the successive changes of actresses in the series, in particular when Daniella Alonso took over from Ana Brenda Contreras, becoming thus the 3rd Cristal after the death of the character played by Nathalie Kelley
Peter and Patricia de Vilbis are played by real-life father-daughter duo Bill and Carson Fagerbakke.