Special Guest Stars Robert Webber as McMillan Guest Stars Fritz Weaver as Leo Kern Lynn Carlin as Helen Kern Richard O'Brien as Charlie Clausen Co Starring Jeanne Cooper as Silvia Barberio Barney Phillips as Inspector Daniels Thom Carney as Mechanic John Graham as Benson Phil Montgomery as Lightman Hal England as Captain Holland Colin Male as Kirstlake Patrick Riley as Night Guard