Including Maxine Audley (Tanis Talbot), Margaret Boyd (Gracie McPhee), Colin Croft (Blake Ritchie), Allan Cuthbertson (Rupert Marlowe), David Hannaford (Peter Talbot), Tony Quinn (Cob O'Brien), Guy Rolfe (Dr Philip Graham), Donald Wolfit (Himself - Introduction), and Jennifer Wright (Winifred Talbot).