Name	Known for
Dave Goelz Earl Sinclair Earl Sinclair See fewer	Fraggle Songs (1983)
Bill Barretta Earl Sinclair Earl Sinclair See fewer	The Muppets Mayhem (2023)
Stuart Pankin Earl Sinclair (voice) Earl Sinclair (voice) See fewer	Fatal Attraction (1987)
Allan Trautman Fran Sinclair Fran Sinclair See fewer	The Jungle Book (2016)
Pons Maar Fran Sinclair Fran Sinclair See fewer	Return to Oz (1985)
Jessica Walter Fran Sinclair (voice) Fran Sinclair (voice) See fewer	Arrested Development (2003)
Steve Whitmire Robbie Sinclair Robbie Sinclair See fewer	Fraggle Songs (1983)
Leif Tilden Robbie Sinclair Robbie Sinclair See fewer	Teenage Mutant Ninja Turtles (1990)
Jason Willinger Robbie Sinclair (voice) Robbie Sinclair (voice) See fewer	Zebrahead (1992)
Bruce Lanoil Charlene Sinclair Charlene Sinclair See fewer	Dinosaurs (1991)
Michelan Sisti Charlene Sinclair / Folk Singer Charlene Sinclair / Folk Singer See fewer	Teenage Mutant Ninja Turtles (1990)
Sally Struthers Charlene Sinclair (voice) Charlene Sinclair (voice) See fewer	All in the Family (1971)
John Kennedy Baby Sinclair / Folk Singer Baby Sinclair / Folk Singer See fewer	Old Dogs (I) (2009)
Kevin Clash Baby Sinclair / Grandma Ethyl Phillips (voice) Baby Sinclair / Grandma Ethyl Phillips (voice) See fewer	Sesame Street (1969)
Brian Henson Grandma Ethyl Phillips Grandma Ethyl Phillips See fewer	The Muppet Christmas Carol (1992)
Florence Stanley Grandma Ethyl Phillips (voice) Grandma Ethyl Phillips (voice) See fewer	Atlantis: The Lost Empire (2001)
Steven Banks Folk Singer (voice) Folk Singer (voice) See fewer	The Adventures of Jimmy Neutron: Boy Genius (2002)
Tom Fisher Additional Dinosaur Performer Additional Dinosaur Performer See fewer	George of the Jungle (1997)
David Greenaway Additional Dinosaur Performer (as Dave Greenaway) Additional Dinosaur Performer (as Dave Greenaway) See fewer	Little Shop of Horrors (1986)
Terri Hardin Additional Dinosaur Performer Additional Dinosaur Performer See fewer	Men in Black (1997)
Arlene Lorre Additional Dinosaur Performer Additional Dinosaur Performer See fewer	Dinosaurs (1991)
Jack Tate Additional Dinosaur Performer Additional Dinosaur Performer See fewer	Warriors of Virtue (1997)