Character's name: "Dipper Pines (voice)"
Birthday: 02/17/1980
Birthplace: Los Angeles, California, USA
Biography:
Jason Morgan Ritter (born February 17, 1980) is an American actor and producer. He is known for his roles as Kevin Girardi in the television series Joan of Arcadia, Ethan Haas in The Class, Sean Walker in the NBC series The Event, Dipper Pines in Gravity Falls, and Pat Rollins in Raising Dion. He also played the recurring role of Mark Cyr in the NBC television series Parenthood, for which he received an Emmy Award nomination. In 2017, Ritter starred in the ABC comedy series Kevin (Probably) Saves the World. He voiced the character Ryder in Frozen II. Description above from the Wikipedia article Jason Ritter, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Character's name: "Mabel Pines (voice)"
Birthday: 01/24/1978
Birthplace: Longmont, Colorado, USA
Biography:
Kristen Joy Schaal (/ʃɑːl/;) is an American actress, voice actress, comedian, and writer. She is best known for her voice roles as Louise Belcher on Bob's Burgers and Mabel Pines on Gravity Falls, as well as for playing Mel on Flight of the Conchords, Hurshe Heartshe on The Heart, She Holler and Carol Pilbasian on The Last Man on Earth. She provides several voices for BoJack Horseman, most notably for the character of Sarah Lynn, for which she was nominated for a Primetime Emmy Award for Outstanding Character Voice-Over Performance. Other roles include Amanda Simmons on The Hotwives of Orlando, Hazel Wassername on 30 Rock, Victoria Best on WordGirl, Trixie in the Toy Story franchise, and Anne on Wilfred. She was an occasional commentator on The Daily Show from 2008 to 2016. She voiced Sayrna in the 2019 EA video game, Anthem. Schaal was born in Longmont, Colorado, to a Lutheran family of Dutch ancestry. She was raised on her family's cattle ranch, in a rural area near Boulder, Colorado. Her father is a construction worker and her mother is a secretary. Schaal attended Skyline High School where she graduated in 1996. She has a brother, David, who is three years older. She graduated from Northwestern University and then moved to New York in 2000 to pursue a comedy career. In 2005, she had her first break when she was included in the New York article "The Ten Funniest New Yorkers You've Never Heard Of". This page is based on a Wikipedia article written by contributors. Text is available under the CC BY-SA 4.0 license; additional terms may apply.

Character's name: "Grunkle Stan / Soos Ramirez / Old Man McGucket (voice)"
Birthday: 06/18/1985
Birthplace: Piedmont, California, USA
Biography:
Alexander Robert "Alex" Hirsch (born June 18, 1985) is an American animator, storyboard artist, voice actor, and television producer. He is best known as the creator of the Disney XD (formerly Toon Disney) animated television series Gravity Falls, where he voices some of the characters. He has previously worked as a storyboard artist on the Cartoon Network series The Marvelous Misadventures of Flapjack and the Disney Channel series Fish Hooks.

Character's name: "Wendy Corduroy (voice)"
Birthday: 06/25/1975
Birthplace: Redwood City, California, USA
Biography:
Linda Edna Cardellini (born June 25, 1975) is an American actress. In television, she is known for her leading roles in the teen drama Freaks and Geeks (1999–2000), the medical drama ER (2003–09), the drama thriller Bloodline (2015–17), and the tragicomedy Dead to Me (2019–present), the latter of which earned her a nomination for the Primetime Emmy Award for Outstanding Lead Actress in a Comedy Series. She also guest starred in the period drama Mad Men (2013–15), for which she received a Primetime Emmy Award nomination. Her voice work includes the animated series Scooby-Doo! Mystery Incorporated (2010–13), Regular Show (2012–15), Gravity Falls (2012–16), and Sanjay and Craig (2013–16). In film, Cardellini is best known for her portrayal of Velma Dinkley in Scooby-Doo (2002) and its sequel Scooby-Doo 2: Monsters Unleashed (2004), and her supporting roles in Legally Blonde (2001), Brokeback Mountain (2005), Grandma’s Boy (2006), Kill the Irishman (2011), Avengers: Age of Ultron (2015), The Founder (2016), Green Book, A Simple Favor (both 2018), and Avengers: Endgame (2019). She also starred in the drama Return (2011), earning an Independent Spirit Award for Best Female Lead nomination, the comedies Daddy's Home (2015) and Daddy's Home 2 (2017), and the horror film The Curse of La Llorona (2019). Description above from the Wikipedia article Linda Cardellini, licensed under CC-BY-SA, full list of contributors on Wikipedia.