Sparks (S03E08)

Charles, Frank, Jenny, and Hubert are on a quest to find former electrical engineer Alec Campbell (William Dysart) to enlist his expertise in reviving the nation’s electrical grid. Upon locating Alec, they find him to be reclusive and resistant, still deeply grieving for his late wife. Frustrated by his refusal to assist, Frank decides to take more drastic steps, which involve using some pethidine and enlisting Jenny's help.