Suggestions by @kylewhite

Wallace Shawn

as Crowley in Sam Raimi's Stay Tuned (1992)

Score: +1

Brad Dourif

as Wetzel in Sam Raimi's Stay Tuned (1992)

Score: +1

Malcolm-Jamal Warner

as Pierce in Sam Raimi's Stay Tuned (1992)

Score: +1

Mark Linn-Baker

as Crowley in Sam Raimi's Stay Tuned (1992)

Score: +1

Ted Raimi

as Crowley in Sam Raimi's Stay Tuned (1992)

Score: +1

Amy Jo Johnson

as Diane Knable in Sam Raimi's Stay Tuned (1992)

Score: +1

Christopher Castile

as Darryl Knable in Sam Raimi's Stay Tuned (1992)

Score: +1

Charles Grodin

as Spike in Sam Raimi's Stay Tuned (1992)

Score: +1

Shelley Long

as Helen Knable in Sam Raimi's Stay Tuned (1992)

Score: +1

Dan Aykroyd

as Roy Knable in Sam Raimi's Stay Tuned (1992)

Score: +1

Robert Tapert

as Producer in Sam Raimi's Stay Tuned (1992)

Score: +1

James G. Robinson

as Producer in Sam Raimi's Stay Tuned (1992)

Score: +1

Sam Raimi

as Director in Sam Raimi's Stay Tuned (1992)

Score: +1

Jeff Goldblum

as Emmett Brown in Back to the Future (2007)

Score: +3

Julianne Moore

as Dr. Karen Ross in Joe Dante's Congo (1995)

Score: +2

Michelle Yeoh

as Lao Ma in Xena: Warrior Princess (1995-2001)

Score: +2

Joey Lauren Adams

as Mary Jane in Scooby-Doo (1996)

Score: +1

Larry Karaszewski

as Writer in Scooby-Doo (1996)

Score: +1