- Joan Cusack Mrs. Howard
- Kim Cattrall Tina Harwood
- Michelle Trachtenberg Casey Howard
- Hayden Panettiere Gen Harwood
- Trevor Blumas Teddy Harwood
- Connie Ray Madre de Nikki
- Kirsten Olson Nikki
- Juliana Cannarozzo Zoe Bloch
- Jocelyn Lai Tiffany
- Martha MacIsaac Chica de la fiesta