 Darren McGavinDeputy Chief Brian O'Malley | Deputy Chief Brian O'Malley |
 Keir DulleaJohnny Morrison | Johnny Morrison |
 Robert ReedAaron Levine | Aaron Levine |
 James OlsonInsp. Ed Shea | Insp. Ed Shea |
 Suzanne PleshetteKaren Day | Karen Day |
 Teri GarrRita Wasinski | Rita Wasinski |
 Biff McGuireLt. Lenihan | Lt. Lenihan |
 Jeanette NolanMargaret O'Malley | Margaret O'Malley |
 Scott BradySgt. Brian O'Malley Sr. | Sgt. Brian O'Malley Sr. |
 Will GeerPat Crowley | Pat Crowley |
 Art HindlePatrick O'Malley | Patrick O'Malley |
 Allan ArbusArthur Pollack | Arthur Pollack |
 Whitney BlakeMary-Ellen Crowley | Mary-Ellen Crowley |
 Tom ClancyHennessey | Hennessey |
 James Whitmore Jr.Pete Caputo | Pete Caputo |
 Lurene TuttleMrs. Brian O'Malley, Sr. | Mrs. Brian O'Malley, Sr. |
 James FlavinCapt. Toomey | Capt. Toomey |
 Paul JenkinsLt. Kevin O'Malley | Lt. Kevin O'Malley |
 Robert HegyesAngelo | Angelo |
 Beverly Hope AtkinsonLola | Lola |
 Brad DexterPatrolman Tierney | Patrolman Tierney |
 Redmond GleesonRev. Martin O'Malley | Rev. Martin O'Malley |
 Jack KnightLt. Fitzgerald | Lt. Fitzgerald |
 Patrick O'MooreFather Damian | Father Damian |
 Frank RamírezRodriquez | Rodriquez |
 Marian CollierSister Providencia | Sister Providencia |
 Fredd WayneSgt. Haran | Sgt. Haran |
| PPaul LichtmanRabbi Schulman | Rabbi Schulman |
| DDan PriestSgt. O'Connor | Sgt. O'Connor |
 Harry BaschSgt. Feldman | Sgt. Feldman |