Cordelia Cupp (8 episodes)
Elliot Morgan (8 episodes)
Sheila Cannon (8 episodes)
Angie Huggins (8 episodes)
Australian Foreign Minister David Rylance (7 episodes)
Elsyie Chayle (4 episodes)
Dana Hammond / Chief of Staff Dana Hammond (4 episodes)
George Mccutheon (4 episodes)
Patrick Doumbe (4 episodes)
Walpole Bing (4 episodes)
Liz Hollenbeck (3 episodes)
Emily Markil / Emily Mackil (3 episodes)
Rachel Middlekauff (3 episodes)
Kim Abkin (3 episodes)
Melody Roos (3 episodes)
George McCutcheon (Little George) the Plumber (3 episodes)
Sylvia Banks (2 episodes)
Conor Prentice (2 episodes)
Chuy Ornelas (2 episodes)
Senator Mitchell (2 episodes)
Vusi / Vusi Nhlapho (2 episodes)
(1 episode)
Self (1 episode)
Bruce Geller (1 episode)
President Perry Morgan (1 episode)
Anne Dodge (1 episode)
Duane Ladage (1 episode)
Daryl Armogeda (1 episode)
Ansel (1 episode)
Eddie Gomez (1 episode)
Australian diplomat (1 episode)
Ms. Guss (1 episode)
Australian Ambassador Alden Tamridge (1 episode)
Jeffrey Hewes (1 episode)
(unknown episodes)
Marvella (unknown episodes)
Tripp Morgan (unknown episodes)
Edwin Park (unknown episodes)
A.B. Wynter (unknown episodes)
Didier Gotthard (unknown episodes)
Harry Hollinger (unknown episodes)
Jasmine Haney (unknown episodes)
Wally Glick (unknown episodes)
Larry Dokes (unknown episodes)
Nick Simms (unknown episodes)
Lilly Schumacher (unknown episodes)
Colin Trask (unknown episodes)
Valentina Motta (unknown episodes)
Lorenzo Motta (unknown episodes)
Rollie Bridgewater (unknown episodes)
State Dinner Guest (uncredited) (1 episode)