Guest Stars Jane Wymark as Joyce Barnaby Barry Jackson as Dr. George Bullard Karl Johnson as Derek Lockwood James Fleet as Ralph Plummer Rod Hallett as Dexter Lockwood Jasper Britton as Anselm Plummer Annette Crosbie as Amelia Plummer David Ross as Sam Hardwick Steve Speirs as Keith Carter Lizzy McInnerny as Caroline Plummer Geraldine Alexander as Helen Plummer Ann Beach as Sonia Hardwick Tom Bowles as Milner Vivienne Ritchie as Dr. Sarah Stannard Lucy-Ann Holmes as Factory Worker John Quayle as Mr. Judd Benedict Sandiford as Alex Hardwick Pauline Whitaker as Jackie Carter
