No interactions present.
I think it must be Martin, its more stretched out and in motion than in reference images. It looks like a quite mature one. Muslin moth would explain it.
I think it was about 40mm long but thats just a guess I'm judging that with the size of the leaves on the plant we had in our garden last year.
Our Wildlife Garden
Lat/Lng: 53.9, -2.0
OS grid ref: SE0055