Who was the robot in The HitchHiker's Guide to the Galaxy?

Question: Who was the robot in The HitchHiker's Guide to the Galaxy!?

I forget his name!.!.!. I think it was one that started with an 'M'!.!.!. something like, um!.!.!. Melvin, Mervin, Martin!.!.!. something like that!.!.!.Www@QuestionHome@Com

Best Answer - Chosen by Asker:

Marvin!. He's a personality prototype, can't you tell!?Www@QuestionHome@Com

Oh how I adored Marvin the paranoid android!.Www@QuestionHome@Com

Marvin, the Paranoid AndroidWww@QuestionHome@Com

John TravoltaWww@QuestionHome@Com

MarvinWww@QuestionHome@Com