Before and After

Summary

Addison, Naomi and Sam rush the ailing Archer to Seattle Grace and reunite with old friends Derek and Mark to help save his life; meanwhile, Izzie employs her fellow doctors in a medical game designed to help teach the interns, and Owen runs into a significant someone from his past

Guest stars

• Kate Walsh as Addison Montgomery
• Steven W. Bailey as Joe
• Gloria Garayua as Intern Graciella
• Mark Saul as Steve
• Kate Anthony as Nurse Kate
• Grant Show as Dr. Archer Forbes Montgomery
• Candice Afia as Intern Laura
• Laura Allen as Beth Whitman
• Audra McDonald as Dr. Naomi Bennett
• Sam Anderson as Michael Whitman