Tags: ABC TV series spoilers

'Chicago Fire' actress Teri Reeves returns to 'Once Upon a Time' Season 5 as Dorothy Gale. Also, ABC has released the official plot description of episode 18.

'Chicago Hope' alum Adam Arkin returns as a recurring guest star in 'Modern Family' Season 7. Also, ABC has released the official plot synopsis of episode 19 while last week's episode is recapped here.

'legend of the Seeker' actress Tabrett Bethell has been promoted as a regular in 'Mistresses' Season 4 following Jennifer Esposito's exit. 'Homeland' actor Navid Negahban has landed a recurring role while transgender actor Ian Harvie has booked a multi-episode arc.