Suggestions by @realgeeker

Plastic Bertrand

as Soundtrack in Scorsese's Ramones

Score: +1

Scatman (Ski Ba Bop Ba Dop Bop) (Scatman John)

as Soundtrack in Scorsese's Ramones

Score: +1

Antonio Banderas

as Gael Garcia Bernal’s Role in Adam Sandler’s untitled Safdie brothers movie (90’s)

Score: +1

Stavros Halkias

as Actors to take part in the film in The Movie Critic

Score: +1

William Katt

as Dirk Diggler in Peter Bogdanovich's Boogie Nights (1977)

Score: +1

Tom Hanks

as Marty Mauser in Marty Supreme (1985)

Score: +5

Seth Green

as Nick Nikas in Good Time (2000's)

Score: +1

Keith Powers

as Phil Stevens in Scream 2 Remake

Score: +2

Khalil Kain

as Phil Stevens in The Scream Original Trilogy (1996-2000) Alternate Fancast

Score: +1

Brandy Norwood

as Hallie McDaniel in The Scream Original Trilogy (1996-2000) Alternate Fancast

Score: +1

Malinda Williams

as Hallie McDaniel in The Scream Original Trilogy (1996-2000) Alternate Fancast

Score: +1

Monica Calhoun

as Hallie McDaniel in The Scream Original Trilogy (1996-2000) Alternate Fancast

Score: +2

Lela Rochon

as Maureen Evans in The Scream Original Trilogy (1996-2000) Alternate Fancast

Score: +2

Queen Latifah

as Maureen Evans in The Scream Original Trilogy (1996-2000) Alternate Fancast

Score: +1

Larenz Tate

as Phil Stevens in The Scream Original Trilogy (1996-2000) Alternate Fancast

Score: +1

Queen Latifah

as Mona Scott Young in Xscape Biopic

Score: +1

Odessa A'zion

as Elizabeth in Safdie’s American Psycho

Score: +1

Jamie Foxx

as Frank Lucas in American Gangster (2017)

Score: +4

Shaka King

as Director in American Gangster (2017)

Score: +2

LaKeith Stanfield

as Huey Lucas in American Gangster (2017)

Score: +3