Directed by Tom Trbovich Written by Michael Jacobs   Bob Young   Victor Fresco   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 / Jerry Valentine Michelan Sisti ... Charlene Sinclair / Frank Sally Struthers ... Charlene Sinclair (voice) David Greenaway ... Roy Hess Pons Maar ... Roy Hess Sam McMurray ... Roy Hess (voice) Sherman Hemsley ... B.P. Richfield (voice) Julianne Buescher ... Monica Devertebrae Suzie Plakson ... Monica Devertebrae (voice) John Kennedy ... Baby Sinclair / Frank Kevin Clash ... Baby Sinclair (voice) Heather McPhaul ... Caller (voice) Tony Shalhoub ... Jerry Valentine (voice) Jack Tate ... Jerry Valentine Thom Sharp ... Frank (voice) Tom Fisher ... Additional Dinosaur Performer Star Townsend ... Additional Dinosaur Performer (as Star Townshend) Produced by Mark Brull   Michael Jacobs   Jeff McCracken   Kim Rozenfeld   Kirk R. Thatcher   Rob Ulin   Original Music by Ray Colcord

Additional Info Premiere: January 08, 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 #3,484 / 20,704 Site Ranking