When Jazz Ramsey and her crime detection dog Zeus stumble upon an old crime scene, the K-9 trainer, her star pup, and ex-boyfriend and lead detective Nick are thrown into the investigation.
| Actor | Role |
|---|---|
 Rachel SkarstenJazz Ramsey | Jazz Ramsey |
 Corey SevierNick Kolesov | Nick Kolesov |
 Zarrin Darnell-MartinSarah Carrington | Sarah Carrington |
 Sergio Di ZioMichael Ramsey | Michael Ramsey |
 Fuad AhmedAsher Manard | Asher Manard |
 Lara ArabianBernadette Quinn | Bernadette Quinn |
 Kip BrownJones Carter | Jones Carter |
| AAtish SalehiMaddie Manard | Maddie Manard |
 Wendy LyonAndy Ramsey | Andy Ramsey |
 Douglas WalkerEddie Dunz | Eddie Dunz |
 Adam Daniel MezeiSam Tilner | Sam Tilner |
 Rebecca PerryMarnie Smith | Marnie Smith |
| MMelissa GervasiDeirdre Mason | Deirdre Mason |
 Anabelle DietlYoung Jazz | Young Jazz |
| MMalaya Di MonteYoung Sarah | Young Sarah |