Danny Pudi

Jeff Penaras

Mark Feuerstein

Dr. Cooper

Maiara Walsh

Taylor Small

Emily C. Chang

Sarah Penaras

Maya Stojan

Dr. Young

Brian Thomas Smith

Dr. Palmer

Andree Vermeulen

Marie

Kayla DiVenere

Kendra

Landon Ashworth

Zeke

Eddie Alfano

Don Small

Kristin Slaysman

Reporter

Harvey B. Jackson

Officer Hughes

Luca Malacrino

Cicero

Leah Kilpatrick

Female Millennial Lana

Allan Fisher

Citizen

Aria Rose

Fiona (age 17)

Brian Patrick Butler

Lamaze Parent

Kelly Kula

Buff It Out Model

Michael Otis

Car Salesman

Harrison Taylor

Sink Peeing Kid

Grady Hobbs

Screaming Kid

Nathaniel Taylor

Lego Boy

Ansel Cotter

Hiker Son

Carter Lu

Jeff & Sarah's Twin

Duke Lu

Jeff & Sarah's Twin

Evie Chung

Baby Tim / Baby Fiona

Royce Hazelton

Tim Age 3

Shane Cabellon

Tim Age 8

Declan Wilder Ney

Actress-Mom's Son

Matthew Last

Ruckus Kid (uncredited)