John Dossett made his Broadway debut in 1979 in a short-lived musical entitled the King of Schnorrers. In 1982 he joined the cast of Fifth of July, after which the bulk of his work was in off-Broadway productions and on television. He was a member of the off-Broadway Circle Repertory Company, performing in many plays between1980-1994. He later achieved success in two popular musicals, Ragtime (1998) and the 2003 revival of Gypsy, opposite Bernadette Peters. His performance in the latter garnered him both Tony Award and Drama Desk Award nominations as Outstanding Featured Actor in a Musical. His most significant screen credit is the 1990 AIDS drama, Longtime Companion. He most recently was reunited with his Gypsy co-star Peters in a one-night only benefit reading of Love Letters.