<P> She played Rachel Menken Katz on the series Mad Men from 2007 to 2008 , which earned her a nomination , along with the rest of the cast , for a Screen Actors Guild Award for Outstanding Performance by an Ensemble in a Drama Series . She also appeared in Nip / Tuck during that time , before being cast as Dr. Tara Knowles on Sons of Anarchy in 2008 . In the closing scene of the Sons of Anarchy episode `` John 8 : 32 , '' Siff sang the song `` Lullaby for a Soldier ( Arms of the Angels ) . '' </P>
<P> She played Rachel Menken Katz on the series Mad Men from 2007 to 2008 , which earned her a nomination , along with the rest of the cast , for a Screen Actors Guild Award for Outstanding Performance by an Ensemble in a Drama Series . She also appeared in Nip / Tuck during that time , before being cast as Dr. Tara Knowles on Sons of Anarchy in 2008 . In the closing scene of the Sons of Anarchy episode `` John 8 : 32 , '' Siff sang the song `` Lullaby for a Soldier ( Arms of the Angels ) . '' </P>
who plays the doctor in sons of anarchy
who plays the doctor in sons of anarchy
Siff
Siff