Blake McIver Ewing (born March 27, 1985) is an American actor. He was known for playing Derek, Michelle's friend on Full House. Ewing also portrayed the role of Waldo in the 1994 feature film version of The Little Rascals. He was also the voice of Eugene on Hey Arnold!. Blake co-wrote and performed the song "Along the River", the end credit song to the film End of the Spear.[1] Award nominations Ovation Award Nominee for his role as "The Little Boy" in the Los Angeles production Ragtime Films Year Film Role Other notes 1993 Calendar Girl six year old Ned 1994 The Little Rascals Waldo Aloysius Johnston III 1995 Gordy Piglet (voice) Tom and Huck Taverner Problem Child 3 Korky McCallum 2000 The Little Mermaid II: Return to the Sea Boy #1 (voice) 2002 Hey Arnold!: The Movie Eugene Horowitz (voice) 2004 Raising Helen Church Choir Television Year Title Role Other notes 1992–1995 Full House Derek Boyd (nine episodes) 1993 Home Improvement Choir Boy (one episode) 1995–1996 Minor Adjustments Duncan (four episodes) 1997 Clueless Cody (one episode) 1999–2000 Recess Menlo (two episodes) 2000 The Drew Carey Show Wolfgang (one episode)
