Cast
John Robinson
Sir Michael Gerrard • 26 episodes
Oliver Reed
Dr. Richard Franklin • 26 episodes
Derek Benfield
Tom Collis • 26 episodes
Edwin Richfield
Mr. Pomeroy • 26 episodes
Elizabeth Sellars
Dr. May Howard • 26 episodes
Michael Hawkins
Philip Boult • 26 episodes
Moultrie Kelsall
Dr. George Fratton • 26 episodes
Richard Wordsworth
Dr. Peter Travers • 26 episodes
Simon Lack
Dr. Jack Morton • 13 episodes
Brenda Saunders
Miss Brooks
George Coulouris
• 1 episodes
Phil Collins
Terry • 1 episodes
Muriel Pavlow
• 1 episodes
Mary Holder
Mrs. Tennant • 1 episodes