If you just want to listen to the dialogue (perhaps to hear Sheldon’s frantic academic planning), you can strip the video: ffmpeg -i input_S06E19.mp4 -vn -acodec libmp3lame audio_only.mp3 FFmpeg Tutorial for Beginners: Mastering the Command Line
For example, to convert a video to a different format, you can use: $$ffmpeg -i input.mp4 output.avi$$ young sheldon s06e19 ffmpeg