Forssell was regarded as an intelligent, confident, and technically skilled actor, with a line of strong, regal characters in her
repertoire. Although she appeared in several films, she is best known as a stage actor, most notably attached to the
Finnish National Theatre where she worked over 40 years from 1948 until the early 1990s. She also directed four productions at the National Theatre,
Stage work (selected) A small selection of Forssell's many roles included (all at the Finnish National Theatre, unless otherwise indicated): • Jessica in
Dirty Hands • Annie Sullivan in
The Miracle Worker • Catharine in
Suddenly Last Summer • Gwendolen Fairfax in
The Importance of Being Earnest • Mary Tyrone in ''
Long Day's Journey into Night'' • Miss Mary Shepherd / Margaret Fairchild in
The Lady in the Van • Marquise de Merteuil in
Les Liaisons Dangereuses Her portrayal of Annie Sullivan in
The Miracle Worker was considered by some as the performance of the decade.
Filmography as director •
Shamrock (1953) - episode
Happy Family •
Merihevonen (1961) •
Play Strindberg (1971) ==Honours and awards==