Currently available on 2 streaming services.

Streaming, rent, or buy Gravity Falls – Season 1:

Currently you are able to watch "Gravity Falls - Season 1" streaming on Disney Plus, TV 2 Play.

Cast

Jason Ritter
Dipper Pines (voice)
Kristen Schaal
Mabel Pines (voice)
Alex Hirsch
Grunkle Stan / Soos Ramirez / Old Man McGucket (voice)
Linda Cardellini
Wendy Corduroy (voice)