Dove Cameron plays both Liv and Maddie.
Liv Tyler
Yes, Dove Cameron does play Maddie in "Liv and Madddie."
Jennifer Connelly in Hulk Liv Tyler in The Incredible Hulk
Sabrina Carpenter plays the character Maya Hart in the Disney Channel series "Girl Meets World," not in "Liv and Maddie." In "Liv and Maddie," the lead roles are played by Dove Cameron, who portrays both Liv and Maddie Rooney. Sabrina Carpenter guest-starred in "Liv and Maddie" as a character named Willow, who is a friend of the Rooney sisters.
Maddy Wooten is 5' 2".
Dove Cameron, she plays both Liv and Maddie.
Ashley Tisdale plays Maddie on suite life.
Ryan McCartan is the actor who plays Diggie.
Liv Tyler
The two actors that play Liv and Maddie's siblings on the show Liv and Maddie are Tenzing Norgay Trainor and Joey Bragg.
Yes, Dove Cameron does play Maddie in "Liv and Madddie."
Liv Tyler plays Arwen Udomiel the only daughter of Lord Elrond Half- Elven
The celebrities who have appeared in "Liv and Maddie" were Ryan McCartan who plays Diggie on the show, a comedian named Larry Miller who plays Principal Fickman, Tara Karsian who plays Mrs. Kneebauer who was the Superintendent of the school that Liv and Maddie go to, Miriam Flynn who plays Mrs. Snodgrass one of the school's teachers as well as the replacement basketball coach, Dwight Howard an actual NBA star had played a character named Bernard on the show, Laura Marano from "Austin & Ally" had played Emmy Wullfert who is basically a teenager that is known as a wolf girl due to how she acts like a wolf all of the time, Kel Mitchell had appeared on the show as Q-Pop, Raquel, Raquel Castro who plays South Salamanca, Marla Maples plays Amy Becker and Garry Marshall who plays a Director that is named Vic DeFazerelli.
Maddy Tyers goes by Maddy.
Maddy Wooten goes by Maddy.
Jennifer Connelly in Hulk Liv Tyler in The Incredible Hulk
Jessica Marie Garcia is the actress that plays Willow.