He is best known for his roles as Captain `` Howling Mad '' PERSON@1 on the NUMBER@1 action show The A-Team , PERSON@2 in Star Trek : The Next Generation , Star Trek : Voyager , and the film Star Trek : First Contact and PERSON@3 in the children 's cartoon Chowder .

He is famous for his roles as Captain `` Howling Mad '' PERSON@1 on the hit NUMBER@1 action show The A-Team , and PERSON@2 in Star Trek : The Next Generation , Star Trek : Voyager and the film Star Trek : First Contact .
