Hirsh first appears in the "Gravity Falls Main Title Theme", where the lower half of his face appears on a photo.
He later appears in "Bottomless Pit!", on the TV, where he is seen juggling while riding a unicycle surounded by crocodiles.
A photo of him is posted among "Suspicious Townsfolk" on Dipper's Author board in "Society of the Blind Eye", with the word: Who?
He appears on the cover of a magazine on Stan and Ford's bunk-bed in "A Tale of Two Stans".
Alex appears in one of the sky trams alongside Rob Renzetti in "Roadside Attraction".
In "Weirdmageddon 3: Take Back The Falls", he is seen again in the throne.
Alex is a small man with brown hair and beard. He wears red jumper with a darker red stripe on it, blue pants and black shoes.
- Intro: "Gravity Falls Main Title Theme"
- 114. "Bottomless Pit!" (no lines)
- 205. "Soos and the Real Girl" (no lines)
- 207. "Society of the Blind Eye" (pictured)
- 212. "A Tale of Two Stans" (pictured)
- 216. "Roadside Attraction" (no lines)
- 219. "Weirdmageddon 2: Escape From Reality" (no lines)
- 220. "Weirdmageddon 3: Take Back The Falls" (no lines)