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

Additional Info Premiere: November 06, 1991 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 #3,484 / 20,875 Site Ranking