Malm was known for her roles in "Smiles of a Summer Night" (1955), "The Seventh Seal" (1957), "All These Women" (1964), "Heja Roland!" (1966), "Fanny and Alexander" (1982), "Nånting levande åt Lame-Kal" (1988), "The Best Intentions" (1992), "The Tattooed Widow" (1998) and "After the Wedding" (2006).