oddmanout Gambling game Fifth wheel Square peg One who doesn't fit in One way of voting One unlike the others Loner of a sort Guy not fitting in Elimination via a coin toss Elimination method Elimination game via coin tossing Conspicuous one One who doesn't click in a clique One that doesn't belong James Mason movie: 1947 Walk-on part in Test is observed uninterrupted Leftover amount, it seems