She began acting at eleven years of age at Vår teater, a children's theatre, playing Pippi Longstocking and other roles.
Since 1965, Wall has appeared in a wide range of productions at the Royal Dramatic Theatre, including Pinocchio in 1966, The Misanthrope in 1970, Miss Margarida's Way in 1976 (also on TV in 1985), Demons in 1977, Richard III in 1980 and The Servant of Two Masters in 1982.
[2] At times she has been on leave from the Royal Dramatic Theatre to work on other stages; these include Edit – Tummelisas mamma at Teater Brunnsgatan Fyra, the revue Helga Vrede at Vasateatern and Mitt dubbla liv with the National Swedish Touring Theatre.
[3][4][5] Wall has skillfully alternated between dramatic and humorous roles; many remember her as the maid in the 1978 TV version of the comedy Grabbarna i 57:an eller Musikaliska gänget [sv] with Sune Mangs and Bert-Åke Varg.
In TV theatre she has acted in Chekhov's The Bear and Svenska folkets sex och snusk by Allan Edwall.