Mariah Amundsen is an actress.
Mariah Amundsen appears in: Gravity Falls (2012), among others.
Mariah Amundsen
person
Her in known for
- watched
- 26min
- Seasons: 2
- Episodes: 41
Twin siblings Dipper and Mabel Pines spend the summer at their great-uncle's tourist trap in the enigmatic Gravity Falls, Oregon.