Ike Keith Eisenmann is an American actor, who played the role of Three in The Sky's the Limit, Billy in Shadow of Fear, Odie in The Secret of the Pond, Randy Benton in Kit Carson and the Mountain Men, Tony Malone in the 1975 film Escape to Witch Mountain and its 1978 sequel Return from Witch Mountain. He also had a cameo in the 2009 remake Race to Witch Mountain with former co-star Kim Richards. In addition, he appeared as a taverner in Tom and Huck.
Eisenmann was born in Houston, Texas, the son of Ruth Ann (née Gumney) and Albert Able Eisenmann, an actor who appeared as "Cadet Don" on an eponymous children's television show that aired on KTRK (Channel 13) in Houston from 1959 to 1968.
For Green Giant commercials in the 1970s and 1980s, he voiced the Little Green Sprout and also appeared in Star Trek II: The Wrath of Khan as engineering cadet Peter Preston. His other film roles include The Formula and Cross Creek.
Eisenmann television credits include The Fantastic Journey, CHiPs, T.J. Hooker, The Jeffersons, Wonder Woman, Kung Fu, Mannix, Little House on the Prairie, and Gunsmoke. He also appeared in the TV movies Devil Dog: The Hound of Hell, Terror Out of the Sky, Dreams Don't Die, and the 1978 mini-series The Bastard as the Marquis de LaFayette.
In recent years, Eisenmann's career has been in post-production and digital animation, working under the alternative spelling of his name, Iake Eissinmann. He has often worked as a loop group actor, on movies such as American Beauty, What Lies Beneath, Meet the Parents, Madagascar, and the Shrek series.