Chris Christie | Chris Brown | Everybody Hates Chris | Chris Brown (American entertainer) | Chris Berman | Chris Rock | Chris Moyles | Chris Daggett | Chris | Chris Isaak | Chris Brown (American singer) | Chris Rea | Chris de Burgh | Chris Tomlin | Chris Squire | Chris Hardwick | Chris Tarrant | Chris Daughtry | Chris Paul | Chris Moneymaker | Chris Farley | Chris Evert | Chris Cooper (actor) | Chris Cooper | Chris Carter | Chris Albertson | Chris Roberts | Chris Lord-Alge | Chris Jericho | Chris Blackwell |
Martin provided the female vocals for only two tracks, "Seelenschmerz" on the Blutengel album of the same name and also "I'm Dying Alone" (with Kati Roloff and Chris Pohl).