[2] In 1992 she formed the singing duo Charade with Jennifer Böttcher, which was produced by Stefan Zauner and Aron Strobel of the band Münchener Freiheit.

She gained more recognition for her role as investigator Tessa Norman in the series The Streets of Berlin.

[5] She sings and composes her own songs; she sang among others credits in the Polizeiruf 110 episode Silicone Walli and in the film Antibodies.

[citation needed] Brennicke has one son Nikita who was born in 1997 whom she raised as a single mother.

[6][7] Between 2007 and 2020, Brennicke lived on a farm in Brandenburg where she raises Arabian thoroughbred horses, oriental cats and a Great Dane.