Loading amazing content...
Personal Info
Known For
Acting
Birthday
August 8, 1970
Place of Birth
Michigan, USA
Also Known As
- Jeffrey Brian Cook
- Geoff Koch
- Geof Koch
- Jeff Koch
- Jef Koch
Max Koch
1.2 Popularity
Known For
7.6
Rocco (voice)
Dog Man
2025
7.3
Bernard / President Nixon / Lawrence Andrews (voice)
Watchmen: Chapter II
2024
7.4
Detective Joe Bourquin / Bernard / President Nixon (voice)
Watchmen: Chapter I
2024
7.5
Hank (voice)
The Epic Tales of Captain Underpants
2018
7.5
Laserlightmare (voice)
The Epic Tales of Captain Underpants
2018
6.9
Cactus #1 / Evergreen #1 / Harry
Albert
2016
5.4
Mantis (voice)
Kung Fu Panda | Legends of Awesomeness: The Midnight Stranger Vol.4
2014
6.3
Mantis / Water Buffalo Guard #1 / Water Buffalo Guard #2 (voice)
Kung Fu Panda: Legends of Awesomeness - Good Croc, Bad Croc
2013
7.4
Mantis (voice)
Kung Fu Panda: Legends of Awesomeness
2011
6.8
Young Mantis (voice)
Kung Fu Panda: Secrets of the Furious Five
2008
Credits
Dog Man
as Rocco (voice)
2025
7.6
Watchmen: Chapter II
as Bernard / President Nixon / Lawrence Andrews (voice)
2024
7.3
Watchmen: Chapter I
as Detective Joe Bourquin / Bernard / President Nixon (voice)
2024
7.4
The Epic Tales of Captain Underpants
as Hank (voice)
2018
7.5
The Epic Tales of Captain Underpants
as Laserlightmare (voice)
2018
7.5
Albert
as Cactus #1 / Evergreen #1 / Harry
2016
6.9
Kung Fu Panda | Legends of Awesomeness: The Midnight Stranger Vol.4
as Mantis (voice)
2014
5.4
Kung Fu Panda: Legends of Awesomeness - Good Croc, Bad Croc
as Mantis / Water Buffalo Guard #1 / Water Buffalo Guard #2 (voice)
2013
6.3
Kung Fu Panda: Legends of Awesomeness
as Mantis (voice)
2011
7.4
Kung Fu Panda: Secrets of the Furious Five
as Young Mantis (voice)
2008
6.8
Bikini Squad
as Scout Master
1993
2.1
Polizeiruf 110
as LKA-Schüler Leon
1971
6.2