The shorts have featured a variety of celebrity cameos including Zachary Quinto (who also is credited as executive producer), Penn Badgley, YouTube star Grace Helbig Pablo Schreiber, and Willie Garson.
Willie Nelson | Willie Mays | Greer Garson | Willie Horton | Willie Dixon | Willie Brown | Willie Colón | Willie Brown (politician) | Willie Revillame | Willie Miller | Willie Stargell | Willie Perdomo | Willie Pep | Willie Mitchell | Mike Garson | Willie Thorne | Willie Sutton | Willie Roaf | Willie | Steamboat Willie | Shotgun Willie | Mort Garson | Willie Worsley | Willie Wells | Willie Totten | Willie Savage | Willie Redmond | Willie Randolph | Willie Pearse | Willie John McBride |