Season 4

The fourth season of ABC's The McCarvilles first aired on September 23, 2019 and concluded on May 11, 2020.

Premise
Colton finally begins high school along with Audrey and Mason. Michael learns Hunter has begun dating Julianne, though the two ask him to keep the secret from Ann, who at the moment realizes Austin has entered his senior year, while Isabella will be starting middle school in a year. Bonnie finally decides to retire.

Starring

 * Cheyenne Jackson as Michael McCarville, the forty-four year old father of the family.
 * Audrey Marie Anderson as Ann McCarville, the forty-three year old mother of the family.
 * Christian Traeumer as Hunter McCarville, the nineteen year old, and oldest, of the family.
 * Mason McKenzie as Colton McCarville, the fourteen year old ninth grader of the family.
 * Kyle Meagher as Austin McCarville, the seventeen year old twelfth grader of the family.
 * Zoe Blakely as Isabella McCarville, the ten year old fifth grader, and youngest, of the family.
 * Chiara D'Ambrosio as Audrey Selph, the fourteen year old ninth grade cousin of the family.
 * Juliet Stevenson as Bonnie Scholz, the sixty-three year old grandmother.
 * Colm Meaney as Dan Scholz, the sixty-six year old grandfather