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Dennis Quaid is in attendance at Dancing with the Stars as a surprise guest of Parent Trap costar Elaine Hendrix

PEOPLE spotted the actor backstage ahead of Hendrix’s performance to honor their Parent Trap costar Lisa Ann Walter

The trio starred together in The Parent Trap in 1998 alongside Lindsay Lohan

Dennis Quaid is in the ballroom to support his Parent Trap costar Elaine Hendrix at Dancing with the Stars .

PEOPLE spotted the 71-year-old actor backstage ahead of Hendrix and her partner, Alan Bersten, performing a foxtrot to “This Will Be (An Everlasting Love)” by Natalie Cole for the show’s Dedication Night .

Hendrix, 54, dedicated the routine to her friend and fellow Parent Trap star Lisa Ann Walter , 62, who also joined the couple on the danc

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