Directed by Brian Henson Written by Michael Jacobs Bob Young Andy Goodman Kirk R. Thatcher Jim Henson Cast Mak Wilson ... Earl Sinclair Bill Barretta ... Earl Sinclair Stuart Pankin ... Earl Sinclair (voice) Allan Trautman ... Fran Sinclair / Lieutenant / Rocco (voice) Tony Sabin Prince ... Fran Sinclair Jessica Walter ... Fran Sinclair (voice) Steve Whitmire ... Robbie Sinclair / Richard Simmons Dinosaur / Pteranodon Leif Tilden ... Robbie Sinclair Jason Willinger ... Robbie Sinclair (voice) Bruce Lanoil ... Charlene Sinclair Michelan Sisti ... Charlene Sinclair Sally Struthers ... Charlene Sinclair (voice) Pons Maar ... Roy Hess David Greenaway ... Roy Hess Sam McMurray ... Roy Hess (voice) Kevin Clash ... Baby Sinclair / Grandma Ethyl Phillips (voice) Florence Stanley ... Grandma Ethyl Phillips (voice) Julianne Buescher ... Monica Devertebrae Suzie Plakson ... Monica Devertebrae (voice) John Kennedy ... Baby Sinclair Brian Henson ... Arthur Rizzic Richard Simmons ... Richard Simmons Dinosaur (voice) Sally Kellerman ... Pteranodon (voice) Tom Fisher ... Additional Dinosaur Performer Jack Tate ... Additional Dinosaur Performer Star Townsend ... Additional Dinosaur Performer (as Star Townshend) Produced by Mark Brull Victor Fresco Brian Henson Michael Jacobs Jeff McCracken Kim Rozenfeld Dava Savel Kirk R. Thatcher Rob Ulin Bob Young Original Music by Ray Colcord

Additional Info Premiere: September 18, 1992 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 #3,485 / 20,698 Site Ranking