The serial hired Mitchell McMahon to play Mitch in Welsh's absence.

[3] Welsh decided to quit the role and Mitch's final scenes aired in early 2001.

In 2005, Welsh filmed a cameo for the serial's 4000th episode, which saw Mitch return for Alf Stewart's (Ray Meagher) birthday.

Welsh said he had enjoyed his twelve years working on the drama and was looking forward to future projects.

[7] Afterwards, Welsh worked extensively in American television, producing and writing on series such as TNT's The Last Ship, Starz's Ash vs Evil Dead, Syfy's Krypton and Foundation, which premiered on Apple TV+ in September 2021.