Directed by Bruce Bilson   Written by Michael Jacobs   Bob Young   Dava Savel   Jim Henson   Cast Mak Wilson ... Earl Sinclair Bill Barretta ... Earl Sinclair Stuart Pankin ... Earl Sinclair (voice) Allan Trautman ... Fran Sinclair / Hank Hibler Tony Sabin Prince ... Fran Sinclair Jessica Walter ... Fran Sinclair (voice) Steve Whitmire ... Robbie Sinclair Leif Tilden ... Robbie Sinclair Jason Willinger ... Robbie Sinclair (voice) Bruce Lanoil ... Charlene Sinclair Michelan Sisti ... Charlene Sinclair Sally Struthers ... Charlene Sinclair (voice) John Kennedy ... Baby Sinclair / Mindy Kevin Clash ... Baby Sinclair (voice) Julianne Buescher ... Grandma Ethyl Phillips David Greenaway ... Grandma Ethyl Phillips / Spike Florence Stanley ... Grandma Ethyl Phillips (voice) Jack Tate ... Hank Hibler Jeffrey Tambor ... Hank Hibler (voice) Star Townsend ... Mindy (as Star Townshend) Jessica Lundy ... Mindy (voice) Christopher Meloni ... Spike (voice) Tiffany Taubman ... Caveling Ben Ryan Ganger ... Caveling (as Ben Ganger) Alyssa McCraw ... Caveling Tom Fisher ... Additional Dinosaur Performer Terri Hardin ... Additional Dinosaur Performer Pons Maar ... Additional Dinosaur Performer Rob Mills ... Additional Dinosaur Performer Rickey Boyd ... Additional Dinosaur Performer Produced by Mark Brull   Michael Jacobs   Jeff McCracken   Original Music by Ray Colcord

Additional Info Premiere: May 09, 1993 DVD Release: May 01, 2007 Country: Distributor: Buena Vista Home Entertainment Websites: Production Companies Jim Henson Productions Michael Jacobs Productions The Jim Henson Company Walt Disney Television Distributors ABC Signature   (2016) (USA) (DVD) American Broadcasting Company (ABC)   (1991-1994) (USA) (TV) Disney Channel   (1995-2000) (USA) (TV) Disney+   (2021) (USA) (video) (VOD) Disney-ABC Domestic Television   (1991) (USA) (TV) Rating Stats Overall Rating -- / 10 Our Rating -- / 10 Your Friends -- / 10 Male Users -- / 10 Female Users -- / 10 Site Ranking #3,496 / 21,061 Site Ranking