[3] Following graduation from EMA Higher Drama School, Annus (then, Soomets) became engaged as an actress at the Ugala theatre in Viljandi in 2002.
Among her more memorable roles at the Ugala are in works by: Hella Wuolijoki, Woody Allen, August Gailit, Nikolai Gogol, Jean Anouilh, Brian Friel, Leo Tolstoy, Oskar Luts, Antonio Buero Vallejo, and Charles De Coster, among others.
Annus would go on to perform in stage appearances in productions by such varied international authors and playwrights as: Shakespeare, Franz Kafka, Ödön von Horvath, Martin Crimp, Harper Lee, Ray Cooney, and Robert James Waller; as well as in roles by works of such Estonian authors and playwrights as: Uku Uusberg, Urmas Lennuk, Mihkel Raud, Tiina Laanem, Loone Ots, Janno Põldma, and Heiki Ernits.
[13] In 2018, she appeared alongside her husband Robert in the Anu Aun directed family-Christmas film Eia jõulud Tondikakul.
The couple met during filming of the ETV children's television series Buratino tegutseb jälle and had been in a long-term relationship.