<P> The second adaptation of the book ( following the 1972 animated television special ) , the film builds on the book by expanding the story of the Lorax and Ted , the previously unnamed boy who visits the Once - ler . The cast includes Danny DeVito as the Lorax , Ed Helms as the Once - ler and Zac Efron as Ted . New characters introduced in the film are Audrey , Ted 's love interest ( voiced by Taylor Swift ) , Aloysius O'Hare ( Rob Riggle ) , Mrs. Wiggins , Ted 's mother ( Jenny Slate ) , and Grammy Norma , Ted 's grandmother ( Betty White ) . </P>
<P> The second adaptation of the book ( following the 1972 animated television special ) , the film builds on the book by expanding the story of the Lorax and Ted , the previously unnamed boy who visits the Once - ler . The cast includes Danny DeVito as the Lorax , Ed Helms as the Once - ler and Zac Efron as Ted . New characters introduced in the film are Audrey , Ted 's love interest ( voiced by Taylor Swift ) , Aloysius O'Hare ( Rob Riggle ) , Mrs. Wiggins , Ted 's mother ( Jenny Slate ) , and Grammy Norma , Ted 's grandmother ( Betty White ) . </P>
voice of the once ler in the lorax
voice of the once ler in the lorax
Ed Helms
Ed Helms