Comedian and actor Robert Klein plays Zoe's doctor and Linda Lavin, a stage and screen veteran, is her beloved (and supportive) grandma, who is also finding love in the story in the character played by another screen veteran: Tom Bosley.

VOA: standard.2010.04.30

Four members of the cast, Williams, Marion Ross, Don Most, and Erin Moran, along with the widow of Tom Bosley, sued CBS, claiming they have not been been paid what they're owed for the worldwide sale of "Happy Days" merchandise.

CNN: 'Happy Days' actors settle lawsuit with CBS

Four members of the cast, Marion Ross, Don Most, Anson Williams and Erin Moran, along with the widow of Tom Bosley, sued CBS in April 2011, claiming they have not been been paid what they're owed for the worldwide sale of "Happy Days" merchandise.

CNN: 'Happy Days' cast members' lawsuit heading for trial