The younger of two daughters, Malthe's Norwegian father is a teacher and her Chinese-Malaysian mother is a retired nurse. She is sometimes credited as Natasha Malthe or Lina Teal. In Scotland, Norway and Canada, Malthe went to dance schools as the Royal Winnipeg Ballet, the Goh Ballet Academy, and the Norwegian Opera House, for which she sang and danced while finishing high school. Later she moved to London, England to study musical theater. From there she went to Canada and landed her first part on television.
Recently she had a supporting role on ABC Family's Fallen.
Malthe had a brief stint as a commercial and print ad model in the Philippines.
She has one child with actor Rey-Phillip Santos
She also does fashion modeling and is among the Girls of Maxim.
Malthe was the title character of the Scarlet secret publicity campaign produced by David Nutter, which promoted a new "TV series" (revealed on the show's "premiere date" as the name for a new line of television sets) for LG Electronics.
