The following were credited as Guest Stars:

Lola Albright        Ruby Dee             Dan Duryea           Lee Grant
Mariette Hartley     Diana Hyland         Leslie Nielsen       Susan Oliver
Percy Rodriguez      Gena Rowlands        Barbara Rush         Wilfred Hyde-Whyte
  1. Lola Albright-Constance [Swain] Mackenzie [Carson] faux
  2. Ruby Dee-Alma Miles
  3. Dan Duryea-Eddie Jacks
  4. Lee Grant-Stella Chernak
  5. Mariette Hartley-Dr. Claire Morton Markham
  6. Diana Hyland-Susan Winter
  7. Leslie Nielsen-Dr. Vincent Markham and twin brother Kenneth
  8. Susan Oliver-Anne Ann Colby Howard
  9. Percy Rodriguez-Dr. Harry Miles
  10. Gena Rowlands-Adrienne [Holland] Van Leyden
  11. Barbara Rush-Marsha Russell
  12. Wilfred Hyde-White--Martin Peyton faux