Dinosaurs is initially set in 60,000,003 BC in Pangaea. The show centers on the Sinclair family: Earl Sinclair (the father), Fran Sinclair (née Phillips), the mother and Earl's wife, their three children—son Robbie, daughter Charlene, and Baby Sinclair—and Fran's mother, Ethyl.
Earl's job is to push over trees for the Wesayso Corporation with his friend and coworker Roy Hess where they work under the supervision of their boss B. P. Richfield.
|Stuart Pankin||Earl Snead Sinclair (voice)||1||2||3||4|
|Jessica Walter||Fran Sinclair (voice)||1||2||3||4|
|Jason Willinger||Robbie Sinclair (voice)||1||2||3||4|
|Sally Struthers||Charlene Sinclair (voice)||1||2||3||4|
|Kevin Clash||Baby Sinclair (voice)||1||2||3||4|
|Florence Stanley||Grandma Ethyl (voice)||1||2||3||4|
|Season One||April 26, 1991||May 24, 1991||5|
|Season Two||September 18, 1991||May 8, 1992||24|
|Season Three||September 18, 1992||July 2, 1993||22|
|Season Four||June 1, 1994||July 20, 1994||14|
- At a Glance: Additional information about the series
|The Complete First and Second Seasons||May 2, 2006||4|
|The Complete Third and Fourth Seasons||May 1, 2007||4|