
| Timothy Hutton | ... | Archie Goodwin (27 episodes, 2001-2002) |
 | Maury Chaykin | ... | Nero Wolfe (27 episodes, 2001-2002) |

| Bill Smitrovich | ... | Inspector Cramer (25 episodes, 2001-2002) |
 | Colin Fox | ... | Fritz Brenner (25 episodes, 2001-2002) |
 | R.D. Reid | ... | Sergeant Purley Stebbins (22 episodes, 2001-2002) |

| Conrad Dunn | ... | Saul Panzer (21 episodes, 2001-2002) |
 | James Tolkan | ... | Avery Ballou / ... (21 episodes, 2001-2002) |
 | Robert Bockstael | ... | Agent Stahl / ... (20 episodes, 2001-2002) |

| Kari Matchett | ... | Lily Rowan / ... (17 episodes, 2001-2002) |
 | David Schurmann | ... | Director #2 / ... (16 episodes, 2001-2002) |
 | Nicky Guadagni | ... | Elaine Usher / ... (15 episodes, 2001-2002) |

| Steve Cumyn | ... | Cecil Grantham / ... (15 episodes, 2001-2002) |
 | Trent McMullen | ... | Orrie Cather (13 episodes, 2001-2002) |

| Richard Waugh | ... | Director #1 / ... (13 episodes, 2001-2002) |

| Boyd Banks | ... | Austin 'Dinky' Byne / ... (13 episodes, 2001-2002) |

| Fulvio Cecere | ... | Fred Durkin (12 episodes, 2001-2002) |
 | Christine Brubaker | ... | Hattie Harding / ... (12 episodes, 2001-2002) |

| Saul Rubinek | ... | Lon Cohen (10 episodes, 2001-2002) |
 | George Plimpton | ... | John Barrett / ... (10 episodes, 2001-2002) |
 | Hrant Alianak | ... | Nat Driscoll / ... (9 episodes, 2001-2002) |
 | Debra Monk | ... | Mrs. Boone / ... (8 episodes, 2001-2002) |
 | Bill MacDonald | ... | Austin Hough / ... (7 episodes, 2001-2002) |
 | Marty Moreau | ... | Cop / ... (7 episodes, 2001-2002) |

| Kathryn Zenna | ... | Carol Mardus / ... (6 episodes, 2001-2002) |

| Julian Richings | ... | Alger Kates / ... (6 episodes, 2002) |
 | Ken Kramer | ... | Dr. Vollmer / ... (6 episodes, 2001-2002) |
 | Aron Tager | ... | Commissioner Fromm / ... (6 episodes, 2001) |
 | Diana Barrington | ... | Belinda Reade / ... (6 episodes, 2001-2002) |
 | Francie Swift | ... | Margot Dickey / ... (6 episodes, 2001-2002) |

| Alex Poch-Goldin | ... | Cesar Perez / ... (5 episodes, 2001-2002) |
 | Janine Theriault | ... | Ethel Varr / ... (5 episodes, 2001-2002) |
 | Manon von Gerkan | ... | Nina Boone / ... (5 episodes, 2002) |
 | Gary Reineke | ... | Oliver Pitkin / ... (5 episodes, 2001-2002) |
 | Hayley Verlyn | ... | Isabel Kerr / ... (5 episodes, 2002) |
 | Wayne Best | ... | Agent Morrison / ... (5 episodes, 2001-2002) |
 | Shannon Jobe | ... | Miss Mimm / ... (5 episodes, 2002) |
 | Lorca Moore | ... | Little Indian #7 / ... (5 episodes, 2002) |

| Carlo Rota | ... | Barry Fleming / ... (4 episodes, 2002) |

| Matthew Edison | ... | Ed Erskine Jr. / ... (4 episodes, 2002) |
 | Beau Starr | ... | Judge Corbett / ... (4 episodes, 2001-2002) |
 | Doug Lennox | ... | Inspector Ash / ... (4 episodes, 2002) |
 | David Hemblen | ... | Lewis Hewitt (4 episodes, 2001-2002) |
 | Howard Hoover | ... | Johnny Darst / ... (4 episodes, 2001-2002) |

| Marian Seldes | ... | Mrs. Louise Grantham Robilotti / ... (3 episodes, 2001) |

| Ron Rifkin | ... | Attorney Perry Helmar / ... (3 episodes, 2001) |

| Angelo Tsarouchas | ... | Cabbie / ... (3 episodes, 2002) |
 | Jody Racicot | ... | Apartment Night-Man / ... (3 episodes, 2001) |
 | Nancy Beatty | ... | Mrs. Irwin / ... (3 episodes, 2001) |
 | Michael Rhoades | ... | Beverly Kent / ... (3 episodes, 2001) |
 | Bruce McFee | ... | Warder / ... (3 episodes, 2002) |

| Peter Mensah | ... | Arthur / ... (3 episodes, 2001) |

| Cynthia Watros | ... | Phoebe Gunther (2 episodes, 2002) |

| Joe Flaherty | ... | Dr. Vollmer (2 episodes, 2002) |

| Seymour Cassel | ... | Dazy Perrit / ... (2 episodes, 2002) |

| Penelope Ann Miller | ... | Lucy Valdon (2 episodes, 2002) |

| Jeannette Sousa | ... | Maria Perez (2 episodes, 2002) |
 | Nicholas Campbell | ... | Andy Krasicki / ... (2 episodes, 2001) |

| Robbie Rox | ... | Philip / ... (2 episodes, 2002) |

| Lindy Booth | ... | Beulah Page / ... (2 episodes, 2002) |
 | Lucy Filippone | ... | Mrs. Perez (2 episodes, 2002) |

| Griffin Dunne | ... | Nicolas Losseff (2 episodes, 2002) |

| Brooke Burns | ... | Beatrice Epps (2 episodes, 2002) |
 | Araxi Arslanian | ... | Hefty Broad-Shouldered Woman (2 episodes, 2002) |

| Erinn Bartlett | ... | Anne Tenzer (2 episodes, 2002) |

| Carrie Fisher | ... | Ellen Tenzer (2 episodes, 2002) |

| Michelle Nolden | ... | Helen Iacono / ... (2 episodes, 2001-2002) |
 | Carolyn Balogh | ... | Little Indian #1 (2 episodes, 2002) |
 | Gary Eisler | ... | Cab Driver (2 episodes, 2002) |

| Gillian Leigh | ... | Little Indian #2 (2 episodes, 2002) |
 | Rachel Cerekwicki | ... | Little Indian #3 (2 episodes, 2002) |
 | Jim Davis | ... | Garage Attendant (2 episodes, 2002) |
 | Brooke Lovell | ... | Technician (2 episodes, 2002) |

| Patricia Zentilli | ... | Faith Usher (2 episodes, 2001) |
 | Heather Corby | ... | Little Indian #4 (2 episodes, 2002) |
 | Brad McGinnes | ... | Delivery Boy (2 episodes, 2001) |
 | Anna Freake | ... | Little Indian #5 (2 episodes, 2002) |
 | Frank Blanch | ... | Carlos (2 episodes, 2002) |
 | Christine Haverkate | ... | Little Indian #6 (2 episodes, 2002) |

| Ted Ludzik | ... | Delivery Man / ... (2 episodes, 2001) |
 | Kimwun Perehinec | ... | Dora (2 episodes, 2001) |
 | Lisa Phillips | ... | Little Indian #8 (2 episodes, 2002) |
 | Bruce Beaton | ... | Officer #1 (2 episodes, 2001) |
 | Danielle Ortman | ... | Little Indian #9 (2 episodes, 2002) |
 | Ken Smith | ... | Phillips (2 episodes, 2002) |
 | Nicole Villano | ... | Little Indian #10 (2 episodes, 2002) |
|
| Thomas Hidderley | .... | production sound mixer (17 episodes, 2001-2002) |
| Elma Bello | .... | dialogue editor (16 episodes, 2002) |
| Todd Warren | .... | sound re-recording mixer (10 episodes, 2001-2002) |
| Steve Hammond | .... | foley artist (9 episodes, 2002) |
| Alison Clark | .... | supervising sound editor / executive sound editor (8 episodes, 2002) |
| Matthew McKenzie | .... | sound re-recording mixer (8 episodes, 2002) |
| Jeremy MacLaverty | .... | supervising sound editor (7 episodes, 2001) |
| Mike Woroniuk | .... | sound re-recording mixer (5 episodes, 2001-2002) |
| Ron Malligers | .... | foley mixer (5 episodes, 2001) |
| John Sievert | .... | foley artist (5 episodes, 2001) |
| Don White | .... | foley mixer (5 episodes, 2001) |
| David Appleby | .... | sound re-recording mixer (4 episodes, 2001) |
| Peter Kelly | .... | sound re-recording mixer (4 episodes, 2001) |
| Tim Roberts | .... | dialogue editor (4 episodes, 2001) |
| Todd Beckett | .... | sound re-recording mixer (3 episodes, 2001) |
| Christian Carruthers | .... | sound re-recording mixer (3 episodes, 2001) |
| Tony Currie | .... | dialogue editor (3 episodes, 2001) |
| Peter Persaud | .... | foley mixer (3 episodes, 2001) |
| Virginia Storey | .... | foley artist (3 episodes, 2001) |
| Diana Eljabri | .... | foley artist (2 episodes, 2001) |
| Goro Koyama | .... | foley artist (2 episodes, 2001) |
| Andy Malcolm | .... | foley artist (2 episodes, 2001) |
| Daniel Pellerin | .... | sound re-recording mixer (2 episodes, 2002) |
|
| Louis DiFlorio | .... | adr recordist / foley recordist (unknown episodes) |
| Diep Le | .... | foley assistant (unknown episodes) |
| |
|
| Filomena Jolic | .... | executive assistant: Mr. Maury Chaykin / assistant: Mr. Maury Chaykin (16 episodes, 2002) |
| Matt MacLennan | .... | production assistant / assistant to director (16 episodes, 2002) |
| Lisa M. Perry | .... | assistant to producer (16 episodes, 2002) |
| Aurore Giscard d'Estaing | .... | title illustrations and graphic design (15 episodes, 2001-2002) |
| Gina Nocero | .... | unit publicist: A&E Network (14 episodes, 2001-2002) |
| James Stevens | .... | location manager (10 episodes, 2001-2002) |
| Karen Colaco | .... | key accountant (9 episodes, 2002) |
| Deborah Marks | .... | production coordinator (9 episodes, 2002) |
| Brad McIlroy | .... | on-set caterer (7 episodes, 2001) |
| Janet Gayford | .... | production coordinator (6 episodes, 2001) |
| Maggie Craig | .... | script supervisor (6 episodes, 2002) |
| Elaine Yarish | .... | script supervisor (5 episodes, 2001) |
| Sherri Wolfson | .... | location manager (4 episodes, 2001) |
| Blanche McDermaid | .... | script supervisor (3 episodes, 2002) |
| Sheona McDonald | .... | title producer (3 episodes, 2002) |
| Kathryn Buck | .... | script supervisor (2 episodes, 2001) |
| Linda Callow | .... | dance coordinator (2 episodes, 2001) |
| Shelley Lewis | .... | set supervisor (2 episodes, 2001) |
| Sherry Wolfson | .... | location manager (2 episodes, 2001) |
|
| Rachel Clarke | .... | third assistant accountant (unknown episodes) |
| Lynn Josephson | .... | executive assistant to executive producer / executive assistant to producer (unknown episodes) |
| Nora Lem | .... | craft service (unknown episodes) |
| Julie Pereira | .... | assistant production coordinator (unknown episodes) |
| |