
We've always been told that watching too much television will hurt your eyes, kill your brain cells, and make you dumber, right? Well, it seems that some producers have thought to capitalize on this on occasion, switching out or getting rid of characters on TV shows without any explanation. But wait! We're not that stupid.
Here are 25 casting fails in TV that they expected us not to notice. Got you, suckas!
Written by Tara Aquino (@t_akino)
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Lacey Chabert Replaced by Mila Kunis as Meg Griffin on Family Guy

Bob Saget as Ted Mosby's Voice on How I Met Your Mother

Maxwell Huckabee Replaced by Aaron Hart Replaced by Jared Gilmore Replaced by Mason Vale Cotton as Bobby Draper on Mad Men

Topanga Lawrence's Ever-Changing Parents on Boy Meets World

Chuck Cunningham's Disappearance on Happy Days

Judy Winslow's Disappearance on Family Matters

Shannon Cochran Replaced by Linda Purl as Helene Beesly on The Office

Paul Reubens Replaced by Chris Elliott as Russell/Peter on Everybody Loves Raymond

Tina Pincotti's Disappearance on That '70s Show

Santiago's Disappearance on Friday Night Lights

Mandy Hampton's Disappearance on The West Wing

Leonor Varela Replaced by Patricia Velasquez as Marta Estrella on Arrested Development

Beverley Owen Replaced by Pat Priest as Marilyn Munster on The Munsters

Joel Polis and Robert Desiderio Alternated Playing Gary on Cheers

Anita Barone Replaced byJane Sibbett as Carol Willick on Friends

Lisa Robin Kelly Replaced by Christina Moore as Laurie Foreman on That '70s Show

Maggie Lauten's Disappearance on A Different World

Dick York Replaced by Dick Sargent as Darrin Stephens on Bewitched

Bradley Stryker Replaced by Logan Marshall-Green as Trey Atwood on The O.C.

Jaden and Ella Hiller Replaced by Aubrey Anderson-Emmons as Lily Pritchett-Tucker on Modern Family

Parker Bagley Replaced by Drew Van Acker as Jason DiLaurentis on Pretty Little Liars

Gabrielle Union Played Multipled Characters on Saved by the Bell

Lecy Goranson Replaced by Sarah Chalke as Becky Conner on Roseanne

Morgan Matthews' Disappearance on Boy Meets World

Janet Hubert-Whitten Replaced by Daphne Maxwell Reid as Aunt Vivian on The Fresh Prince of Bel Air
