Here's some of the episodes where you can read which voice actor did an episode.
Larry Miller
Gravitina (3 October 2000) - XR ep2
The Main Event (12 October 2000) - XR ep10
Strange Invasion (15 October 2000) - XR ep12
Panic on Bathyos (19 October 2000) - XR ep16
Shiv Katall (20 October 2000) - XR ep17
Head Case (6 November 2000) - XR (voice) ep31
Millennial Bugs (20 November 2000) - XR (voice) ep43
War and Peace and War (29 November 2000) - XR (voice) ep49
Wirewolf (28 October 2000) - Xr ep52
Rescue Mission (4 November 2000) - XR (voice) ep53
Star Smasher (11 November 2000) - XR ep54
Enemy Without a Face (18 November 2000) - XR ep55
Neil Flynn
Rookie of the Year (21 October 2000) - XR (voice) ep51
Stress Test (22 October 2000) - XR (voice) ep18
A Zoo Out There (23 October 2000) - XR (voice) ep19
Super Nova (25 October 2000) - XR (voice) ep21
Downloaded (26 October 2000) - XR (voice) ep22
The Lightyear Factor (1 November 2000) - XR (voice) ep27
Clone Rangers (2 November 2000) - XR, X-Treme (voice) ep28
Bunzel Fever (3 November 2000) - XR (voice) ep29
Devolutionaries (5 November 2000) - XR (voice) ep30
The Yukari Imprint (7 November 2000) - XR (voice) ep32
Star Crossed (9 November 2000) - XR (voice) ep34
Haunted Moon (10 November 2000) - XR, Computer Voice (voice) ep35
Stranger Invasion (12 November 2000) - XR (voice) ep36
Revenge of the Monsters (14 November 2000) - XR (voice) ep38
Lone Wolf (15 November 2000) - XR (voice) ep39
Revenge of the Raenoks (17 November 2000) - XR (voice) ep41
At Large on a Small Planet (23 November 2000) - XR (voice) ep45
Sunquake (24 November 2000) - XR (voice) ep46
First Missions (25 November 2000) - XR (voice) ep47
Large Target (26 November 2000) - XR (voice) ep48
Return to Karn (2 December 2000) - XR (voice) ep57
Opposites Attract (23 December 2000) - XR (voice) ep60