Related Clues:

• Muted
• Like Arbuckle's films
• Unspeaking
• Early movie
• Clammy?
• Like Tom Mix flicks
• ... described thus
• Like 33-Down's films
• Like the "h" in honor
• Soundless
• Like many old movies
• Mute
• Unspeaking.
• Noiseless
• Listen, being speechless after 10 across