Richard Dean Anderson Actor, Executive Producer John de Lancie Actor Mark Adair-Rios Actor Bob Balaban Actor Andrew Hill Newman Guest Star Michael Moss Guest Star Ken Jenkins Guest Star Molly Hagan Guest Star Mary-Margaret Humes Guest Star Katherine Moffat Guest Star Robert Donner Guest Star John Vernon Guest Star Douglas Rowe Guest Star Ray McKinnon Guest Star Richard Cox Guest Star G.W. Bailey Guest Star John Chappel Guest Star Joe Pennel Guest Star Lisa Akey Guest Star Jarrad Paul Guest Star Bill Dial Executive Producer Michael Greenburg Executive Producer Michael Piller Executive Producer