In 1998 he co-founded the band "Funkinstein" with Elran Dekel, and at that time he also began appearing on Educational TV alongside Rotem Abuhab in the children's game show "Calculated Risk" hosted by Hanan Liderman.

[5] In 1999 he appeared on the humor TV show "Domino", alongside comedians Rotem Abuhab, Assi Cohen, Adir Miller, Tali Orr, Shagit Sol and Roy Bar-Natan.

In 2005 he starred in the comedy film "Ricky Ricky" alongside Tal Friedman, played a lead role in the HOT3 drama series “In the Sign of Venus” alongside Yehuda Levi, began hosting the radio show “Black Business” on Galei Zahal, and appeared in the solo docu-comic series “That’s Not How You Behave” which aired on Channel 2 (Reshet) which Alfi also helped create.

Islamond’s Story”, alongside Sharon Alexander, Guy Shami, Lior Miller, Lucy Dubinchik and Gila Almagor.

Towards the end of that year he began starring alongside Danny Geva and Eli Finish in the series “I Didn’t Promise You” which aired on Yes.

In 2007 he appeared in Avi Nesher’s film The Secrets and in the TV series “Custody” by Irit Linor on Keshet's Channel 2 broadcasts.

[10] Alfi voiced Runt the pig in “Chicken Little”, Rami the mouse in “Ratatouille”, Beyonce in the internet comedy film “Movie Zero” and himself in “Celeb’s”.

In 2010 he began regularly participating in the satire show “The State of the Nation” on the Reshet franchise on Channel 2, alongside Lior Shlein, Orna Banai and Einav Galili.