Tonja Kahlens is an actress, known for Speechless (2016), Casual (2015) and The Big Bang Theory (2007).
The Big Bang Theory - Season 5
Shameless - Season 4
Justified - Season 4
The Big Bang Theory - Season 6
Parks and Recreation - Season 6
The X-Files - Season 3
Justified - Season 6
Greys Anatomy - Season 19
The Big Bang Theory - Season 1
Party of Five - Season 1
The X-Files - Season 10
Hawaii Five-0 - Season 7
Justified - Season 1
Bones - Season 12
S.W.A.T. - Season 3
Dr. Quinn, Medicine Woman - Season 5
The Big Bang Theory - Season 8
Shameless - Season 10
Bones - Season 10
Casual - Season 1
Dr. Quinn, Medicine Woman - Season 1
Entourage - Season 8
Criminal Minds - Season 4
Speechless - Season 1
Bones - Season 7
Dr. Quinn, Medicine Woman - Season 2