Guest Stars Nestor Carbonell as Richard Alpert Rebecca Mader as Charlotte Lewis Alan Dale as Charles Widmore Sonya Walger as Penelope "Penny" Widmore Sarah Farooqui as Theresa Imelda Corcoran as Abigail Co Starring Alexandra Krosney as Ellie Matthew Alan as Cunningham Raymond Ma as Efren Salonga Dan Hildebrand as Custodian Tom Connolly as Jones Mary Ann Taheny as Moira Tuli Roy-Kirwan as Secretary