How many movies have Jim Henson and Martin P. Robinson collaborated on?

They have worked on 12 movies together! Their first movie together was Big Bird in China (1983) while their highest rated movie together was Sesame Street: 25 Wonderful Years: A Musical Celebration! (1993). They have not worked together since A Muppets Christmas: Letters to Santa (2008). They are most known for their family films together.

Role
Ernie (voice) (archive footage)
Role
Snuffy (voice) (archive footage)
Role
Ernie ("Naptime") / Kermit the Frog (voice) (archive footage)
Role
Telly Monster (voice)
Role
Ernie (voice) (archive footage)
Role
Telly Monster (voice)
Crew
Director
Role
Farmer (voice)
Role
Dog (voice)
Crew
Producer
Crew
Characters
Role
Kermit the Frog / Ernie (voice)
Role
Mr. Snuffleupagus / Telly Monster / Board of Birds / Grouch Diner Patron (voice)
Crew
Characters
Crew
Executive Producer
Role
Additional Muppet Performer / College Student in Audience / Bear
Role
Kermit the Frog / Rowlf / Dr. Teeth / Waldorf / Swedish Chef / Ernie / Granny / Horse & Carriage Rider / Link Hogthrob / The Newsman (voice)
Crew
Characters