Here you will find all the alternate versions of people that have used the Power Prism and became Dr. Spectrum.
Prime Universe

The first person to become Spectrum when he was chosen by Grandmaster.

– the Second Spectrum that would battle The Defenders a number of times.

– Was turned into Dr. Spectrum by a gift by Hank Pym

A being created by Mephisto to discredit the Avengers
Others: Alice Nugent | Martha Gomes