10 Gravity Falls Characters With Backstories We Still Don’t Know

10. Dipper and Mabel Pines’ Parents

It always feels surprising how little we actually know about the Pines' parents. We spend an entire summer with their kids, yet their own lives in Piedmont stay mostly in the shadows. Their faces are never fully shown, and their family dynamic barely gets explored. For a story that digs into the weirdness of every corner of Gravity Falls, this gap stands out. It leaves us wondering what kind of parents send their kids into such a wild adventure with so little context.

9. Wendy Corduroy’s Mother

Wendy is such a grounded character, yet the show stays completely silent about her mom. Supplemental materials tease something far stranger than a simple absence, hinting she may have slipped into another dimension. A deleted memory tube even suggests the Society of the Blind Eye erased her entirely. That idea alone sends our minds spinning. We end up with a mystery that feels too big to stay unanswered.

8. Soos Ramirez’s Father

Soos’ father casts a long shadow despite never appearing onscreen. The emotional fallout shows in Soos’s fear of birthdays and his craving for approval from older male figures. We know he abandoned Soos's young, but the show never fills in the rest. His identity, his reasons, and whether he’s even still around remain complete mysteries. It leaves us feeling the same ache Soos carries.

7. Shermie Pines

Shermie is one of those characters the show teases just enough to make us curious. He’s the brother of Stan and Ford and the grandfather of Dipper and Mabel, yet we know virtually nothing else about him. His relationship with the twins’ great-uncles is never unpacked. His adult life is left completely blank. It’s a rare family mystery that the series barely touches.

6. The Axolotl

The Axolotl sits at the edge of Gravity Falls lore like a cosmic question mark. We only get a cryptic poem whispered backward through Bill Cipher, which instantly sends fans into theories. mode. Its origins, motives, and connection to Bill are left floating in the unknown. Supplemental stories offer hints, but nothing concrete. For a being with godlike power, its silence is louder than anything on the show.

5. Gideon Gleeful’s Mother

Mrs. Gleeful is on-screen often enough for us to sense something deeply wrong. She’s anxious, traumatized, and quietly overshadowed by both Gideon and her husband. But the show never tells us who she was before all that chaos. Her emotional history is a complete blank, and we’re left piecing together her pain from small moments. She becomes one of the show’s most unsettling background mysteries.

4. The Minotaurs’ Female Leader

Hearing Alex Hirsch confirm that female minotaurs exist instantly opens the door to a wild, untold story. A terrifying leader with an unpronounceable name? That alone has all of us imagining absolute chaos. Yet she never appears, and no details make it into the show. She stays a myth within a myth. With a species already as bizarre as the Minotaurs, that absence feels huge.

3. Tad Strange

Tad Strange is almost too normal for a town like Gravity Falls. That’s what makes him so weird to all of us. He’s a complete blank when it comes to backstory, personality depth, or history. The show gives no clues about how someone so ordinary survives in a place built on chaos. His mystery becomes the point: in Gravity Falls, normal might be the strangest thing of all.

2. Pacifica Northwest’s Ancestors

Once we learn Nathaniel Northwest was a fraud, the entire Northwest family history cracks open. We’re left questioning how the real family actually built their wealth and influence. The show gives hints through Archibald Corduroy and the manor’s construction, but nothing close to a full picture. The true origin story of Gravity Falls’ richest family stays murky. It’s a chapter of town history we never get to read.

1. The Oracle

The Oracle shows up only in supplemental materials, yet her presence shakes up Ford’s past. She’s the one who supposedly put a metal plate in his head, but the show gives no details about who she is or why she did it. Her connection to Bill Cipher is even more mysterious. We’re left with fragments instead of answers. For a character tied to someone as brilliant as Ford, that silence feels intentional.