Ask Harriet cast, including all of the TV shows Ask Harriet actors and actresses with photos and actor bios (6 Items). This full list of the cast of Ask Harriet covers Season 1 on, including all Ask Harriet cast members. If you are wondering, "What are the Ask Harriet actors' names?" or "Who starred on Ask Harriet?" you can sort this alphabetical list by Ask Harriet characters and their pictures. Anthony Tyler Quinn and Willie Garson are included on this list. Click any actor's name to read more information. This list includes the casts of all Ask Harriet episodes.