Possible Clues:

• Endure sitting through film that's artificial
• Unattractively synthetic
• Unattractively artificial closing in picture
• Artificial/synthetic
• Artwork includes model foot able to be sculpted
• Material provoked slap and tickle? Not half!
• Polymeric substance
• Work on features, maybe, captures grisly changes
• Credit card, informally
• Film about mutant salt, a threat to sea life?