Tonja Kahlens is an actress, known for Speechless (2016), Casual (2015) and The Big Bang Theory (2007).
Entourage - Season 1
Miss Match - Season 1
Greys Anatomy - Season 15
Hawaii Five-0 - Season 9
Paranormal Activity: The Marked Ones
Millennium - Season 1 (1996)
Greys Anatomy - Season 1
The Big Bang Theory - Season 9
Bones - Season 9
Party of Five - Season 3
The Bridge - Season 1 (US)
Chasing Life - Season 1
S.W.A.T. - Season 7
Speechless - Season 3
Parks and Recreation - Season 5
NCIS Los Angeles - Season 2
Hawaii Five-0 - Season 4
S.W.A.T. - Season 2
Justified - Season 2
S.W.A.T. - Season 8
Criminal Minds - Season 16
Shameless - Season 11
Bones - Season 2
NCIS Los Angeles - Season 11
The X-Files - Season 11
NCIS Los Angeles - Season 4