Michael J. Epstein

Dr. Jenkins / Dr. Jenkins / Self

Kate McCoid

Dr. Jenkins / Dr. Jenkins / Bob / Self

Bob Rose

Dr. Jenkins / Self

Stephen Stull

Hirsute Jenkins / Shaven Jenkins / Self

Marie Alessandro

Dr. Jenkins / Dr. Jenkins / Self

Aaron Barrocas

Dr. Jenkins / Dr. Jenkins / Self

Jack Bennett

Bob (voice)

Rachel Leah Blumenthal

Dr. Jenkins / Self

Sophia Cacciola

Bob / Self

Seth Chatfield

Dr. Jenkins / Dr. Jenkins / Self

Reggie Chuks

Dr. Jenkins

Chloé Cunha

Dr. Jenkins / Evil Dr. Jenkins / Self

Mathieu Cunha

Bob (voice)

Joel Edinberg

Bob (voice)

Will Edmiston

Dr. Jenkins / Dr. Jenkins

Chris Ethridge

Dr. Jenkins / Dr. Jenkins / Self

David Fair

Dr. Jenkins (voice)

Jeff Frumess

Dr. Jenkins / Dr. Jenkins / Self

Larry Greenstein

Bob (voice)

Johannes Grenzfurthner

Dr. Jenkins / Dr. Jenkins / Self

Hugh Guiney

Dr. Jenkins / Dr. Jenkins / Self

Liesel Hanson

Dr. Jenkins / Dr. Jenkins / Self

Eric Hollaway

Bob (voice)

Michael Kallio

Self

Jennifer Keating

Human Dr. Jenkins / Self

Rahul Lakhina

Dr. Jenkins

Cory McAbee

Bob (voice)

L.J. McRae

Bob (voice)

Br Oom

Dr. Jenkins

Diana Porter

Dr. Jenkins / Dr. Jenkins

Zak Seeley

Dr. Jenkins / Dr. Jenkins

Greg Sisco

Dr. Jenkins / Dr. Jenkins / Self

Andrew J. Smith

Dr. Jenkins / Dr. Jenkins

Sarah Steinberg Heller

Bob (voice)

Josh Stifter

Dr. Jenkins / Self

Maximus T.G. Stifter

Dr. Jenkins / Self

Raphael Stifter

Self

John Valadez

Dr. Jenkins / Dr. Jenkins

Will Edmiston

Bob (voice)