I don’t know I think it was a Disney movie or Buenavista late 70s early 80s it was about these kids the stumble upon this spie ring of bad guys that smuggle. all the bad guys have like a sea cave and they were these red uniforms in the finale seen the main bad spy guy I think dies from Cyanide poisoning tooth the bad guys ware berets too I thinkhad a feel of British filming feel to it I remember it being suspenseful I hope someone can help me
thx Aaron
“Mystery Island” (1980)?
https://www.imdb.com
Sorry, here is the IMDb page, maybe.
http://www.imdb.com/title/tt0135561
Probably not it, but I want to make sure it’s not The Goonies https://www.youtube.com/watch?v=5qA2s_Vh0uE
It has a lot of the elements you mentioned.
Right, thank you but no not goonies
What about the other answer?