Grimsburg (TV) Cast
The cast of Grimsburg. Updated on August 17, 2025.
36 actors
Jon Hamm
as Marvin Flute (voice) (13 episodes)

Marvin Flute, the greatest detective in Grimsburg.

Erinn Hayes
as Harmony Flute (voice) (13 episodes)

Harmony Flute, Marvin's wife.

Rachel Dratch
as Stan Flute (voice) (13 episodes)

Stan Flute, Marvin's sibling.

Alan Tudyk
as Dr. Rufis Pentos / Mr. Flesh (voice) (13 episodes)

Dr. Rufis Pentos / Mr. Flesh.

Kevin Michael Richardson
as Detective Greg Summers (voice) (13 episodes)

Detective Greg Summers.

Greg Chun
as Lieutenant John Kang (voice) (13 episodes)

Lieutenant John Kang.

Kaniehtiio Horn
as Wynona Whitecloud (voice) (5 episodes)

Wynona Whitecloud.

Cree Summer
as (voice) (2 episodes)
JP Karliak
as (voice) (8 episodes)
Chadd Gindin
as (voice) (3 episodes)
Piotr Michael
as (voice) (8 episodes)
Brian Jordan Alvarez
as (voice) (1 episode)
Rob Huebel
as (voice) (1 episode)
Ronny Chieng
as (voice) (1 episode)
Debi Derryberry
as (voice) (6 episodes)
Andrés du Bouchet
as (voice) (3 episodes)
Nick Paonessa
as (voice) (3 episodes)
Jaime Camil
as (voice) (3 episodes)
Giancarlo Sabogal
as (voice) (1 episode)
Toks Olagundoye
as (voice) (1 episode)
Wendi McLendon-Covey
as Chief Patsy Stamos (voice) (5 episodes)
Elizabeth Daily
as (voice) (3 episodes)
Laraine Newman
as (voice) (4 episodes)
Tim Meadows
as (voice) (1 episode)
Carlos Alazraqui
as (voice) (2 episodes)
Kyle Chapple
as (voice) (3 episodes)
Zehra Fazal
as (voice) (2 episodes)
Natalie Palamides
as (voice) (2 episodes)
Ross Marquand
as (voice) (1 episode)
Amy Sedaris
as (voice) (1 episode)
Patton Oswalt
as (voice) (1 episode)
Rosie Perez
as Martina Martinez (voice) (5 episodes)
Christina Hendricks
as (voice) (1 episode)
Brittney Johnson
as (voice) (1 episode)
Connor Warren Smith
as (voice) (1 episode)
Asif Ali
as (voice) (1 episode)
For the best insights and data about the TV show Grimsburg, visit our main Grimsburg page.