Directed by Mark Brull   Written by Michael Jacobs   Bob Young   Rob Ulin   Jim Henson   Cast Mak Wilson ... Earl Sinclair Bill Barretta ... Earl Sinclair Stuart Pankin ... Earl Sinclair (voice) Allan Trautman ... Fran Sinclair Tony Sabin Prince ... Fran Sinclair Jessica Walter ... Fran Sinclair (voice) Steve Whitmire ... Robbie Sinclair / B.P. Richfield Leif Tilden ... Robbie Sinclair Jason Willinger ... Robbie Sinclair (voice) Bruce Lanoil ... Charlene Sinclair Michelan Sisti ... Charlene Sinclair Sally Struthers ... Charlene Sinclair (voice) Sherman Hemsley ... B.P. Richfield (voice) Pons Maar ... Roy Hess Sam McMurray ... Roy Hess (voice) David Greenaway ... Spike / Roy Hess Christopher Meloni ... Spike (voice) Brian Henson ... Baby Sinclair John Kennedy ... Baby Sinclair Kevin Clash ... Baby Sinclair (voice) Julianne Buescher ... Additional Dinosaur Performer Tom Fisher ... Additional Dinosaur Performer Terri Hardin ... Additional Dinosaur Performer Jack Tate ... Additional Dinosaur Performer Star Townsend ... Additional Dinosaur Performer (as Star Townshend) Produced by Mark Brull   Michael Jacobs   Jeff McCracken   Rob Ulin   Original Music by Ray Colcord

Additional Info Premiere: February 05, 1992 DVD Release: May 02, 2006 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 #3,498 / 21,103 Site Ranking