John Mason (13 episodes, 2006-2008)
Jeffrey Pyne (13 episodes, 2006-2008)
Stella (13 episodes, 2006-2008)
Hugh Pyne / Hugh (13 episodes, 2006-2008)
Gina (3 episodes, 2006-2008)
Annette (3 episodes, 2006-2008)
Marty (3 episodes, 2006)
Mary Frances (1 episode, 2006)
Brock Manley (1 episode, 2006)
Mackenzie (1 episode, 2006)
Kate (1 episode, 2006)
Helen (1 episode, 2006)
Doug McDowell (1 episode, 2006)
Susan (1 episode, 2006)
Gary (1 episode, 2006)
Kristin (1 episode, 2006)
Richard (1 episode, 2006)
Barry (1 episode, 2006)
Pamela (1 episode, 2006)
Frank (1 episode, 2006)
Meriwether P. Lewis (1 episode, 2006)
Lois (1 episode, 2008)
Sonia (1 episode, 2008)
Courtney (1 episode, 2006)
George (1 episode, 2006)
The Imposing Man (1 episode, 2006)
Robbie (1 episode, 2006)
Dr. Jennifer Thompson (1 episode, 2006)
(1 episode, 2008)
Waitress (1 episode, 2008)
Henry (1 episode, 2006)
Zak (1 episode, 2006)
Bailiff (1 episode, 2006)
Young John Mason (1 episode, 2008)
Martha (1 episode, 2006)
Drew (1 episode, 2006)
R.N. (1 episode, 2006)
Young Jeffrey Pyne (1 episode, 2008)
French Waiter (1 episode, 2006)
Patient (1 episode, 2008)
Lithgow) / Tag Scene (with Tambor (1 episode, 2006)
Dr. Fong (uncredited) (1 episode, 2006)
Maid (uncredited) (1 episode, 2006)
Laslow (uncredited) (1 episode, 2006)
Bartender (uncredited) (1 episode, 2006)
Lawyer (uncredited) (1 episode, 2006)
Catherine (uncredited) (1 episode, 2006)
Lady at Funeral (uncredited) (1 episode, 2006)
Magellan Adventurer (uncredited) (1 episode, 2006)
Helen Grossman (uncredited) (1 episode, 2006)