It’s Riley’s turn to take the class fish home for the weekend, but it dies as soon as she gets it. Auggie suspects foul play.
- Rowan Blanchard as Riley Matthews
- Ben Savage as Cory Matthews
- Sabrina Carpenter as Maya Hart
- Peyton Meyer as Lucas Friar
- August Maturo as Auggie Matthews
- Corey Fogelmanis as Farkle Minkus
- Danielle Fishel as Topanga Matthews
- This episode aired as part of Disney Channel's Whodunnit Weekend.