Suggestions by @tyler

Gary Oldman

as Grandpa in TBD

Score: +5

Steve Buscemi

as Grandpa in TBD

Score: +3

Tom Hanks

as Grandpa in TBD

Score: +5

Sean Young

as Grandpa in TBD

Score: -5

Jeremy Irons

as Grandpa in TBD

Score: +5

Richard Gere

as Grandpa in TBD

Score: +2

Jeremy Piven

as Grandpa in TBD

Score: -4

Benedict Cumberbatch

as Dad in TBD

Score: +1

Tom Hardy

as Dad in TBD

Score: +3

Chris Evans

as Dad in TBD

Score: +4

Chris Hemsworth

as Dad in TBD

Score: +2

Leonardo DiCaprio

as Dad in TBD

Score: +5

Winston Duke

as Dad in TBD

Score: +2

Sean McLoughlin

as Dad in TBD

Score: -1

Ryan Reynolds

as Dad in TBD

Score: +6

Charlize Theron

as Mom in TBD

Score: +2

Anne Hathaway

as Mom in TBD

Score: +2

Michelle Pfeiffer

as Grandma in TBD

Score: +4

Marisa Tomei

as Grandma in TBD

Score: +3

Sean McLoughlin

as Uncle in TBD

Score: 0