Millie Bobby Brown

Michelle

Chris Pratt

Keats

Ke Huy Quan

Dr. Amherst / P.C (voice)

Jason Alexander

Ted / Wingman

Woody Norman

Christopher

Giancarlo Esposito

Colonel Bradbury / The Marshall

Stanley Tucci

Ethan Skate

Woody Harrelson

Mr. Peanut (voice)

Anthony Mackie

Herman (voice)

Brian Cox

Popfly (voice)

Jenny Slate

Penny Pal (voice)

Hank Azaria

Perplexo (voice)