Special Guest Stars Josie Bissett as A.J. Foster Guest Stars Loretta Walsh as Florence Yost Andrea Brooks as Dr. Faith Carter Ben Rosenbaum as Mike Hickam Johannah Newmarch as Molly Sullivan Hrothgar Mathews as Ned Yost Ava Grace Cooper as Opal Weise Gracyn Shinyei as Emily Montgomery Aren Buchholz as Jesse Flynn Jaiven Natt as Robert Wolf Paul Greene as Dr. Carson Shepherd Carter Ryan Evancic as Cody Stanton Kadence Kendall Roach as Anna Hayford Erica Carroll as Dottie Ramsey Imogen Tear as Hattie Ferguson Callum Seagram Airlie as Harper Tucker Milo Shandel as Mr. Jenkins Jill Teed as Greta Preston Shaughnessy Redden as Joshua Baxter Uncredited Hannah Zirke as Ruby Benson