Guest Stars Moira Walley-Beckett as Archaeology Student #2 John Wesley as Detective Washington Ken Camroux-Taylor as Al Smith's Colleague Jenny Gago as Linda Frank Sotonoma Salsedo as Chief Daniel Clearwater Craig Richard Nelson as Al Smith Kelvin Bonneau as TBD Heidi Sorenson as Archaeology Student #3 Nick Ramus as Alexander Bondy Robby Romero as Michael Joe Gallagher as TBD Barbara Constantine as TBD