When Dr. Mike and Sully travel to Boston for Colleen's graduation from medical school, they find Dr. Mike's mother terminally ill. Sully finds himself a target for assassination by a corrupt politician.
Dr. Michaela 'Dr. Mike' Quinn
Byron Sully
Colleen Cooper Cook
Brian Cooper
Dr. Andrew Cook
Rebecca Quinn Dickinson
Elizabeth Ann Weston Quinn
Dr. Charles Cook
Senator Hollaway
Phineas Croft
Katie Sully
President Grant
Clarence Deere
Elizabeth Cady Stanton
First Businessman
Second Businessman
Third Businessman
Martha
Holloway Butler
Mrs. Cook
Mrs. Holloway
Globe Clerk
Cook's Nurse
Sick Boy
Agent #1
Attorney
Archbishop
