Illusions on a Double Dimple is the second album by the German progressive rock group Triumvirat.

It was a breakthrough for the band, which started to open shows in a U.S. tour for Fleetwood Mac.

Triumvirat played the album in its entirety, and the tour resulted in increased popularity for the band in a number of countries.

Triumvirat's popularity increased with their next release, Spartacus.

Bonus Tracks (released together as a single):