Name: Supersize vs Superskinny
Cast: Christian Jessen, Liza Tarbuck, Anna Richardson, Gillian McKeith, Daisy Donovan

Christian Jessen as Dr. Christian Jessen Self

Liza Tarbuck as Narrator Self

Anna Richardson as Anna Richardson Self

Gillian McKeith as Gillian McKeith Self

Daisy Donovan as Narrator Self

Supersize vs Superskinny — Full Cast