Michael Weatherly Dr. Jason Bull Actor Geneva Carr Marissa Morgan Actor Yara Martinez Isabella "Izzy" Colón Actor Jaime Lee Kirchner Danny James Actor Chris Jackson Chunk Palmer Actor MacKenzie Meehan Taylor Rentzel Actor Peter Riegert Dr. Cohen Guest Star Jenny Strassburg Andrea Guest Star Nancy Ma Lynn Guest Star Manuel Joaquin Santiago Dogwalker Guest Star Paul Attanasio Executive Producer Phil McGraw Executive Producer Jay McGraw Executive Producer Justin Falvey Executive Producer Darryl Frank Executive Producer Tom Szentgyorgyi Writer Jackeline Tejada Director