Watch Full Movie Online. Written by Pulitzer Prize and Tony Award winner Terrence McNally, Andre's Mother is the story of Katherine Gerard (Sada Thompson) who has lost her son to AIDS. Set at Andre's memorial service, the film follows Katherine's journey as she confronts the death of her son, the anguish of his lover Cal Porter (Richard Thomas), and, in flashbacks, the key moments of denial and miscommunication with those closest to her. Originally broadcast as part of "American Playhouse" on PBS (season nine, episode four).