Over the Edge Gary and Olivia strike a deal. Sumner meets a dangerous person. Abby keeps an important secret from Peter. Details Casts Title Over the Edge Genres Drama Soap Release Date 1986-11-13 Episode Runtime 00 Hours 44 Minutes Season Number 8 Episode Number 10 Production Companies Michele Lee Karen MacKenzie Constance McCashin Laura Avery Sumner Ted Shackelford Gary Ewing Joan Van Ark Valene Ewing Donna Mills Abby Cunningham Ewing Su? Kevin Dobson M. Patrick MacKenzie William Devane Greg Sumner Julie Harris Lilimae Clements Doug Sheehan Ben Gibson