爱德·海尔姆斯（Ed Helms ） 配音 万事乐（the Once-ler） as the Once-ler, a man who recounts how his discovery of the Truffula Forest as a younger man led to its depletion.
There is something fundamental about the Once-ler and the ruin caused by his blinkered endeavor, something beyond a mere parable of environmental degradation.
There's nothing mysterious about the Once-ler now reduced to stock character No. 14-B (young man eager to prove to his unloving mother that he can be a success).