Arthur signed as the leading lady for the mystery play, Uncle Marston, in April 1963. The production was staged at the Stage Society Theater in Los Angeles, California. A reviewer referred to her acting prowess in the role of an agitated Derbyshire heiress, commenting Arthur is a lovely, polished performer. Previously she had appeared in theater in London, England and at the Dublin Playhouse in Dublin, Ireland.
Arthur was a prolific Actress on television. Among her many appearances are episodes of the Kraft Suspense Theater (1964–1965), The Alfred Hitchcock Hour (1965), Ben Casey (1965), T.H.E. Cat (1966), The Virginian (1966), The Wild Wild West (1966), Dragnet (1967), and General Hospital (1963, 1970–1973). She made two guest appearances on Perry Mason (1965–1966) including the part of Barbara Kramer in the 1966 episode "The Case of the Dead Ringer".
Arthur appeared in Sydney Pollack's directing debut The Slender Thread (1965) as an employee of a crisis clinic which counsels potential suicide victims. She was assigned a role in Alvarez Kelly (1966), a western that was set during the era of the American Civil War. It featured a Mexican cattleman played by william Holden and a military colonel depicted by Richard Widmark. Arthur's other film roles were in Angel's FLIGHT (1965), M* A* S* H (1970), and The Christian Licorice Store (1971).
Indus Arthur died in Los Angeles County in 1984 of complications from skin cancer at age 43.