Cast & creator
John Hans Tester
Best known for Law & Order: Special Victims Unit, The Mentalist, The Blacklist
Also known as: Hans Tester
18
film credits
21
television credits
38
1992–2024 · acting roles
6.9
average across scored titles
Signature credits
Known for
Across film & television
Filmography (39)
Showing 39 of 39 credits
Law & Order: Special Victims Unit
Sascha Thomas
1999
The Mentalist
Vincent Manheiser
2008
The Blacklist
Soren
2013
Castle
Edward Peters
2009
FBI
Cecil Lafont
2018
The Good Wife
Judge Karl Heinrich
2009
Nip/Tuck
Bjorn Nilsson
2003
The Night Agent
Emil Giger
2023
True Blood
Ulfrick
2008
Melrose Place
Leif Thomason
1992
The Americans
Dr. Robert Semel
2013
Despicable Me
Additional Voices (voice)
2010
The Man in the High Castle
Josef Mengele
2015
Perception
Asgar Svensden
2012
The Gilded Age
Charron
2022
The Rookie: Feds
Dylan Santiago
2022
Leverage: Redemption
Ethan Bradford
2021
Hotel Transylvania
Additional Voices (voice)
2012
Monster House
Background Voices
2006
Hunters
Karl Holstedder
2020
Quantum Leap
Reverend Crane
2022
Open Season 2
Additional Voices (voice)
2008
Alias
Mr. Tauber
2001
Better Off Ted
Hans (as Hans Tester)
2009
Argo
Swissair Pilot
2012
Open Season
Additional Voices (voice)
2006
White House Down
Reporter
2013
Nacho Libre
ADR Voice Casting
2006
Self Reliance
Anders
2024
The Smurfs: A Christmas Carol
Additional Voices (voice)
2011
The Informant!
Peter Dreyer
2009
The Notorious Bettie Page
Producer at Screen Test
2006Blue Skies
Nils
1994
One Night Stand
Karen's Business Associate
1997
Origin
Ulrich Kostlin
2023
Millennium Man
Hans Steiner
1999
Quantum Quest: A Cassini Space Odyssey
Walla (voice)
2010
Raging Angels
Reporter #1
1995
The Beast Within: A Gabriel Knight Mystery
Engelhart
1995