Full cast of I Spy

Robert Culp

Kelly Robinson

82 episodes

Bill Cosby

Alexander Scott

82 episodes

Diahn Williams

Cathy / Nora

2 episodes

Joe Lo Presti

Giovanni

2 episodes

Antoinette Bower

Shelby

1 episode

Helen Funai

Kako

1 episode

Howard Duff

Sean

1 episode

Frank Silvera

Munoz

1 episode

Gene Lyons

Tom Keith

1 episode

Wesley Addy

Hubbard

1 episode

Chuck Wassil

Elliot (as Chuck Winters)

1 episode

Anthony Larry Paul

Leon

1 episode

Wally Cox

Herbie

1 episode

Letícia Román

Consuela

1 episode

Will Kuluva

Smerlov

1 episode

Joan Marshall

Ellie

1 episode

Sandy Kenyon

Barnes

1 episode

Thordis Brandt

Valentina

1 episode

Gordon Mitchell

1 episode

Bruno Ukmar

1 episode

Vito Fasano

1 episode

Victor Francen

1 episode

Osvaldo Ruggieri

1 episode

Massimo Serato

1 episode

Maurizio Arena

1 episode

Patrizia Valturri

1 episode

Fausto Tozzi

1 episode

Riccardo Garrone

1 episode

Umberto Spadaro

1 episode

Marie Gomez

Alma Rosa

1 episode

Nate Esformes

Arista

1 episode

Andrew Duggan

Pierson

1 episode

Richard Kiel

Tiny

1 episode

Ken Swofford

Clay

1 episode

Carol Kelly

Elaine

1 episode