But his most recent credit was for writing the 2015 TV movie The Curse of the Fuentes Women.
Those who knew and worked with Horta described him as a warm, energetic and kind person.
The Daily Mail reported that in a 2008 interview, Silvio said that the success of Ugly Betty was not all that he thought it would be.
“My first year doing this, people would constantly ask me, ‘Aren’t you happy? You must be thrilled. You’ve got a hit show. You must be having the time of your life.’ Well, no, I’m not. It’s all consuming,’ he said.
“I was so exhausted by the time I got home on Friday night, I was just paralyzed. I didn’t want to go out. I didn’t want to socialize and I had so much work to do. That was it. That was my life.”