No photoJohn CervenkaActor · Born September 30, 1959IMDb Acted in 72000s2003MXCTV · 5 Seasons · Comedy · Family832002Takeshi's CastleTV · 5 Seasons · Comedy · Reality TV812001According to JimBill · 1 episode651990s1996The Louie ShowCrazy AA Meeting Guy · 1 episode1994EllenArt · 1 episode611980s1989Family MattersCustomer · 1 episode671982CheersTechnician · 1 episode79Wrote 12000s2002Fillmore!Writer75