Jerry NelsonJerry Nelson was 61 in Muppet Sing Alongs: Muppet Treasure Island as 'Mad Monty / Boar / Lew Zealand / Shrimp / Whatnots (voice)'.
Kevin ClashKevin Clash was 35 in Muppet Sing Alongs: Muppet Treasure Island as 'Bad Polly / Spa'am (voice)'.
Bill BarrettaBill Barretta was 31 in Muppet Sing Alongs: Muppet Treasure Island as 'Clueless Morgan (voice)'.
Camille BonoraCamille Bonora was 39 in Muppet Sing Alongs: Muppet Treasure Island as 'Female Pirate (voice)'.
Steve WhitmireSteve Whitmire was 37 in Muppet Sing Alongs: Muppet Treasure Island as 'Kermit the Frog / Rizzo the Rat / Pig (voice)'.
Martin P. RobinsonMartin P. Robinson was 41 in Muppet Sing Alongs: Muppet Treasure Island as 'Shark / Big Snort (voice)'.
Peter LinzPeter Linz was 28 in Muppet Sing Alongs: Muppet Treasure Island as 'Additional Muppets (voice)'.
Joey MazzarinoJoey Mazzarino was 27 in Muppet Sing Alongs: Muppet Treasure Island as 'Additional Muppets (voice)'.
Carmen OsbahrCarmen Osbahr was 33 in Muppet Sing Alongs: Muppet Treasure Island as 'Additional Muppets (voice)'.
Dave GoelzDave Goelz was 49 in Muppet Sing Alongs: Muppet Treasure Island as 'The Great Gonzo (voice) (archive footage)'.
John E. KennedyJohn E. Kennedy was 28 in Muppet Sing Alongs: Muppet Treasure Island as 'Additional Muppets (voice)'.
David GumpelDavid Gumpel was >> in Muppet Sing Alongs: Muppet Treasure Island as 'Director'Joey MazzarinoJoey Mazzarino was 27 in Muppet Sing Alongs: Muppet Treasure Island as 'Writer'Pat NugentPat Nugent was >> in Muppet Sing Alongs: Muppet Treasure Island as 'Producer'
Brian HensonBrian Henson was 32 in Muppet Sing Alongs: Muppet Treasure Island as 'Executive Producer'Jason BielskiJason Bielski was >> in Muppet Sing Alongs: Muppet Treasure Island as 'Editor'Joe CarrollJoe Carroll was >> in Muppet Sing Alongs: Muppet Treasure Island as 'Music'
Jim HensonJim Henson would have been no older than 53 in Muppet Sing Alongs: Muppet Treasure Island as 'Characters'