Musical special of Cass Elliot formerly known as Mama Cass, featuring Cass' mother, Dick Van Dyke, Joel Grey and fellow Mama Michelle Phillips
| Actor | Role |
|---|---|
 Cass ElliotNot listed | Not listed |
 Joel GreyNot listed | Not listed |
 Dick Van DykeNot listed | Not listed |
 Michelle PhillipsNot listed | Not listed |
 Mary McCartyNot listed | Not listed |
| BBruno the BearNot listed | Not listed |