The Fifth Stage

S4, E12: H.R.G. (Jack Coleman) is greeted by some unexpected visitors and Samuel's (Robert Knepper) grand plan begins to come to fruition. Meanwhile, Peter (Milo Ventimiglia) struggles to accept the truth and takes extreme measures to get what he wants. Elsewhere, Claire's (Hayden Panettiere) journey leads her to an unexpected destination. Adrian Pasdar, Zachary Quinto and Cristine Rose also star. Jimmy Jean-Louis, David H. Lawrence XVII, Madeline Zima, Dawn Olivieri, Todd Stashwick and Elisabeth Rohm guest star.