Robert Culp Kelly Robinson Actor, Writer Bill Cosby Alexander Scott Actor Harold J. Stone Guest Star Delia Boccardo Guest Star Vivienne Ventura Guest Star Nancy Kovack Guest Star Arthur Batanides Guest Star Keith Andes Guest Star Eduardo Ciannelli Guest Star Marino Masé Guest Star Joseph Bernard Guest Star Ken Swofford Guest Star Norman Burton Guest Star Robert Patten Guest Star Mina Martinez Guest Star Kenneth Tobey Guest Star James Jeter Guest Star Stella Garcia Guest Star Richard Webb Guest Star Patti Newby Guest Star Sheldon Leonard Producer Mort Fine Producer, Writer David Friedkin Producer, Writer Ernest Frankel Writer Jerrold L. Ludwig Writer Michael Zagor Writer Elick Moll Writer Berkely Mather Writer Barry Oringer Writer Robert C. Dennis Writer Earl Bellamy Director Christian Nyby Director Joseph Than Writer Earl Barrett Writer Stephen Kandel Writer Richard C. Sarafian Director Tina Pine Writer