Hanna-Barbera's Christmas Sing-A-Long was a Sing-Along video produced by Hanna-Barbera in 1989. It features songs from some of Hanna-Barbera's earlier Christmas specials, plus classic Christmas songs set to clips from other Hanna-Barbera Christmas productions.
| Actor | Role |
|---|---|
 William HannaSelf | Self |
 Joseph BarberaSelf | Self |
 Mel BlancNot listed | Not listed |
 Daws ButlerNot listed | Not listed |
 Henry CordenNot listed | Not listed |
| DDon MessickNot listed | Not listed |
 John StephensonNot listed | Not listed |