Zachary M. Allen

饰：David

Franklin Newton Carroll Jr.

饰：Alex

Joey Chavez

饰：Mr. Salazar

Margaret Giannini

饰：The Doctor

Georgia Allen

饰：Nurse #2

马丁·鲍尔萨姆

Martin Balsam

饰：Grandpa

Donna Biscoe

饰：Parent #2

Warde Q. Butler

饰：Dr. Gastner

Paul Cavonis

饰：Mr. La Polla

理查德·克里纳

Richard Donald Crenna

饰：Bob Goodman

泰恩·黛莉

Tyne Daly

饰：Joanna Goodman

Charlene Gowen

Charlene Gowen

饰：Parent #1

Alice Heffernan-Sneed

Alice Heffernan-Sneed

饰：Nurse #1

Tony Higgins

Tony Higgins

饰：Soccer coach

卡洛尔·斯平尼

Caroll Spinney

饰：Big Bird,

大卫·考夫曼

David Kaufman

饰：Richie

Ja'net DuBois

饰：Mrs. Page,(as Ja'net Dubois)

John Burton Jr.

Amy Van Nostrand

饰：Amy

桑娅·马德克斯

Sonya Maddox

饰：Grad student

Geoff McKnight

Geoff McKnight

饰：Group Leader

Michele Orr

Michele Orr

饰：Parent #3