Kelli Garner: Kelli Garner. Actress: Lars and the Real Girl. A California native, Kelli Garner made her film debut at age sixteen in director Mike Mills' short film Architecture of Reassurance. Her performance captured the attention of director Larry Clark who cast her in her first feature film, as the drug-addicted teen, Heather Swallers, in the controversial docudrama Bully, establishing Kelli as an edgy young talent. After honing in on her unique...